Friday, March 25, 2022

What Happens If You Mix Cyan Yellow And Magenta

The mixing of colored physical substances corresponds to subtractive color mixing, hence it corresponds to our intuition about mixing colors. To explain the mechanism, consider mixing red paint with yellow paint. The red paint is red because when the ambient light strikes it, the composition of the material is such that it absorbs all other colors in the visible spectrum except for red. The red light, not being absorbed, reflects off the paint, and is what we see. This same mechanism describes the color of material objects – note that light is not a material object – and so applies to the yellow paint as well. Making recourse to the figure above demonstrating additive color mixing, one sees that yellow light is composed of an mixture of red and green light.

what happens if you mix cyan yellow and magenta - The mixing of colored physical substances corresponds to subtractive color mixing

When we mix the two paints, the resulting substance has red paint and yellow paint. The yellow paint absorbs all colors except for red and green. However, the red paint will absorb the green reflected by the yellow paint. The red paint can be said to subtract the green from the yellow paint. The resulting paint reflects only red light and so appears red to our eyes. This results in a darker and desaturated color compared to the color that would be achieved with ideal filters.

what happens if you mix cyan yellow and magenta - To explain the mechanism

The three primary colors typically used in subtractive color mixing systems are cyan, magenta, and yellow, corresponding to the CMY color model and CMYK color model widely used in color printing. In subtractive mixing of color, the absence of color is white and the presence of all three primary colors makes a neutral dark gray or black. The secondary colors are the same as the primary colors from additive mixing and vice versa.

what happens if you mix cyan yellow and magenta - The red paint is red because when the ambient light strikes it

Subtractive mixing is used to create a variety of colors when printing or painting on paper or other white substrates, by combining a small number of ink or paint colors. Black can be approximated by mixing cyan, magenta, and yellow, although real pigments are not ideal and so pure black is nearly impossible to achieve. A cyan surface absorbs red, just as a magenta surface absorbs green, and a yellow surface absorbs blue. If you shine red light on a yellow surface, it will appear black.

what happens if you mix cyan yellow and magenta - The red light

You can make a surface appear any color in the visible spectrum by absorbing different amounts of red, green and blue with cyan, magenta, and yellow pigments. In the applet on the next page, you can play around with various mixtures of the three subtractive primary colors to make any color you want. Note that an equal mixture of the three primary subtractive colors absorbs red, green, and blue, and therefore appears black. However, this is not an effective way to print in black because you use a lot of ink and the final result often is grayish has a color cast.

what happens if you mix cyan yellow and magenta - This same mechanism describes the color of material objects  note that light is not a material object  and so applies to the yellow paint as well

That is why you also purchased a black cartridge separately. Note that modern printers do a very good job a recreating all the colors in a photograph with the three subtractive primaries and black. More demanding printing technologies use more pigments to be able to reproduce the original colors with even greater accuracy. Pigments are chemicals that absorb selective wavelengths—they prevent certain wavelengths of light from being transmitted or reflected. Because paints contain pigments, when white light shines on colored paint, only some of the wavelengths of light are reflected. For example, cyan paint absorbs red light but reflects blue and green light; yellow paint absorbs blue light but reflects red and green light.

what happens if you mix cyan yellow and magenta - Making recourse to the figure above demonstrating additive color mixing

If cyan paint is mixed with yellow paint, you see green paint because both red and blue light are absorbed and only green light is reflected. In contrast to an additive system, color systems that remove colors through absorption are called "subtractive" color systems. They are called this because the final color is achieved by starting with white light and then subtracting away certain colors, leaving other colors. Examples of subtractive color systems are paints, pigments, and inks.

what happens if you mix cyan yellow and magenta - When we mix the two paints

An orange pumpkin that you see printed in a newspaper is not necessarily created by spraying orange ink on the paper. Rather, yellow ink and magenta ink are sprayed onto the paper. The yellow ink absorbs blue light and a little green and red from the white light beam, while the magenta ink absorbs green light and a little blue and red, leaving only orange to be reflected back.

what happens if you mix cyan yellow and magenta - The yellow paint absorbs all colors except for red and green

Those names are already used as the primary colors for light..The primaries for pigments must be distinct to differentiate them from red and blue. We have a clear idea of a hue in our head when when say "red". Color names become less useful when they are used to describe a larger arc of color across the color wheel. It is easier for us all to envision the same color when we say cyan. Just as it would be confusing to describe red as an orangeish violet, describing cyan as a greenish shade of blue makes no sense .

what happens if you mix cyan yellow and magenta - However

Stop describing magenta as an off color of red. By convention, the three primary colors in additive mixing are red, green, and blue. In the absence of light of any color, the result is black. If all three primary colors of light are mixed in equal proportions, the result is neutral . When the red and green lights mix, the result is yellow.

what happens if you mix cyan yellow and magenta - The red paint can be said to subtract the green from the yellow paint

When green and blue lights mix, the result is a blue. When the blue and red lights mix, the result is purple. In the subtractive color mixing demonstration, the same blue and yellow filters are both placed over a single beam of light. Three transparent protractors are overlaid on top of each other.

what happens if you mix cyan yellow and magenta - The resulting paint reflects only red light and so appears red to our eyes

The protractors are colored cyan, magenta, and yellow. The three protractors are illuminated with white light, sometimes referred to as RGB light. Each protractor absorbs a single primary color of light. Where two protractors overlap, a single primary color of light shows through. For example, where the cyan and the yellow protractor overlap, the red and blue light are absorbed and the green light is seem shining through.

what happens if you mix cyan yellow and magenta - This results in a darker and desaturated color compared to the color that would be achieved with ideal filters

And where the cyan and the magenta protractor overlap, the red and green light are absorbed and the blue light is seem shining through. Finally, where the magenta and the yellow protractor overlap, the green and blue light are absorbed and the red light is seem shining through. This photo illustrates the principles of color subtraction. To begin, consider white light to consist of the three primary colors of light - red, green and blue. If white light is shining on a shirt, then red, green and blue light is shining on the shirt.

what happens if you mix cyan yellow and magenta - The three primary colors typically used in subtractive color mixing systems are cyan

If the shirt absorbs blue light, then only red and green light will be reflected from the shirt. So while red, green and blue light shine upon the shirt, only red and green light will reflect from it. Red and green light striking your eye always gives the appearance of yellow; for this reason, the shirt will appear yellow. This discussion illustrates the process of color subtraction. The process is depicted visually by diagram at the right. Furthermore, the process is depicted in terms of an equation in the space below.

what happens if you mix cyan yellow and magenta - In subtractive mixing of color

What Happens When You Mix Yellow Magenta And Cyan A simulated example of subtractive color mixing. An external source of illumination is assumed, and each primary attenuates some of that light. Combining all three primaries absorbs all the light, resulting in black. For real pigments, the results would be somewhat complicated by opacity and mixing behavior, and in practice adding a fourth pigment such as black may be helpful. The first thing you have to understand that red, blue and yellow are not complementary colors.

What Happens When You Mix Yellow Magenta And Cyan

In additive color mixing red, blue and green are the scientific primaries, and as weird as it sounds, yellow is a secondary color of mixing red and green lights. This makes subtractive color mixing the "black" color theory. Mixing all three subtractive primaries produces a dark neutral, the opposite of white, because each paint subtracts or absorbs light that might be reflected by the other. Subtractive color mixtures can only be made lighter by diluting the amount of pigment in the mixture with white paint or water; either remedy weakens the color saturation. So subtractive mixture typically also reduces the hue purity in the color of mixed substances. When green and blue lights mix, the result is a cyan.

what happens if you mix cyan yellow and magenta - Subtractive mixing is used to create a variety of colors when printing or painting on paper or other white substrates

When the blue and red lights mix, the result is magenta. Color scientists diagram this connection between cone responses and perceived color using the trilinear mixing triangle devised by James Clerk Maxwell. This triangle defines the chromaticity of any unrelated color as a proportional mixture of the three cone outputs; the "white" brightness is approximately equal to their sum. These outputs, in turn, can be exactly reproduced by a specific mixture of three actual "primary" lights — typically red, green and blue violet.

what happens if you mix cyan yellow and magenta - Black can be approximated by mixing cyan

All modern color models are based on additive trilinear values that specify both the chromaticity and luminance of a color. In fact, many late 19th and early 20th century artists learned the basics of color theory in terms of a mixing triangle — not a color wheel. When you're printing or painting, you start with white paper, and then have to take away colour by blocking the light, with your various paints and inks. For this, we use cyan, magenta and yellow because they are the polar opposites of the light colours red, green and blue. Cyan blocks red light, Magenta blocks green light, and Yellow blocks blue light.

what happens if you mix cyan yellow and magenta - A cyan surface absorbs red

Add as much as you can of all three, and you get black. Three colored spotlights - red, green and blue - illuminate a white screen. A hand is placed between the screen and the lights, thus casting overlapping shadows on the screen. From left to right, you will observe a yellow, magenta and cyan shadow.

what happens if you mix cyan yellow and magenta - If you shine red light on a yellow surface

The yellow shadow is produced by the blocking of the blue light; the red and green lights converge to produce yellow. The magenta shadow is produced by the blocking of the green light; red and blue lights converge to produce magenta. And finally, the cyan shadow is produced by the blocking of the red light; blue and green light converge to produce the cyan.

what happens if you mix cyan yellow and magenta - You can make a surface appear any color in the visible spectrum by absorbing different amounts of red

The colors red and blue are produced where the shadows overlap. The photo demonstrates principles of color subtraction and color addition. Yellow light shines on a sheet of paper containing a red pigment. Determine the appearance of the paper.Yellow light can be thought of as consisting of red light and green light. A red pigment is capable of absorbing cyan light.

what happens if you mix cyan yellow and magenta - In the applet on the next page

That is, red paper can absorb both green and blue primary colors of light . So red and green light shine on the paper; and green light is subtracted. (There is no need to subtract blue light since blue light is not shining on the paper.) This leaves red light to be reflected.

what happens if you mix cyan yellow and magenta - Note that an equal mixture of the three primary subtractive colors absorbs red

If the paper reflects the red light, then the paper will look red. Average mixing is about getting an average color out of two colors. For example, black and white averages to gray, and blue and red averages to purple. In this case, there are 8 primary colors, white, cyan, magenta, yellow, red, green, blue, and black. The same considerations explain why the RGB additive primaries are effective only in light stimuli, such as televisions or computer monitors, but not in paints or inks.

what happens if you mix cyan yellow and magenta - However

There is no shared reflectance in the reflectance curves of red orange, green and blue violet paints, so these produce very dull, dark colors when mixed subtractively. The additive primaries are only effective when the mixing occurs in the retina. 3 shows subtractive color mixing using colored gels. Gels are subtractive because they stop certain wavelengths of light from passing through.

what happens if you mix cyan yellow and magenta - That is why you also purchased a black cartridge separately

In essence, they absorb those colors and allow others to pass through. So we start with white light and pass that through a yellow filter. The yellow stops the blue and lets red and green pass through. Anyone who mixed red and green and blue poster paints at school will realise that you don't get nice bright colours that way.

what happens if you mix cyan yellow and magenta - Note that modern printers do a very good job a recreating all the colors in a photograph with the three subtractive primaries and black

This is because paint, like printing ink, doesn't generate light and make additive colours, instead it selectively reflects and absorbs wavelengths. The second point of difference with additive color mixing has to do with how the colors combine in subtractive mixtures. An example is shown below for two common paint colors, categorically labeled magenta and yellow.

what happens if you mix cyan yellow and magenta - More demanding printing technologies use more pigments to be able to reproduce the original colors with even greater accuracy

It's handy to think of additive mixing as the "white" color theory. Mixing light wavelengths from the "red," "green" and "blue violet" parts of the spectrum adds luminosity and negates hue to shift the mixture color of lights from dim pure hues toward bright whites. The key principle is that the eye always adds together all the wavelengths of light incident on the retina — nothing is lost — and it is this total light sensation that the eye interprets as color.

what happens if you mix cyan yellow and magenta - Pigments are chemicals that absorb selective wavelengthsthey prevent certain wavelengths of light from being transmitted or reflected

Ever had a painting turn to mud when you try to mix colors? Conventional color theory using red, yellow and blue does not work. It will turn your pictures to mud and frustrate you as you struggle to mix colors that are impossible with this color triad. The same goes for the split primary system where you mix with a warm and cool version of each primary.

what happens if you mix cyan yellow and magenta - Because paints contain pigments

The split primary system works much better than just using the three primaries but it misses the point about how colors really mix and what the true primary colors are. Just ask your printer, Cyan, Yellow, and Magenta. Before you write me off as a heretic, read on, try a few simple color mixing experiments at home with your colored pencils watercolors, opaque paints and see for yourself.

what happens if you mix cyan yellow and magenta - For example

By changing the way you think about primary colors, your ability to mix colors will improve overnight. There is a fundamental difference between color and pigment. Color represents energy radiated by a luminous object such as a cathode ray tube or a light-emitting diode . When you see a red area on a CRT, it looks red because it radiates a large amount of light in the red portion of the electromagnetic radiation spectrum , and much less at other wavelength. Pigments, as opposed to colors, represent energy that is not absorbed by a substance such as ink or paint.

what happens if you mix cyan yellow and magenta - If cyan paint is mixed with yellow paint

Saturday, January 22, 2022

How Do You Make Paint Look Like Rusted Metal

Pour two cups of hydrogen peroxide, four tablespoons of white vinegar, and one-and-a-half teaspoons of table salt into a plastic spray bottle. Vigorously swirl the bottle to mix the contents. Once the salt has dissolved, spray the solution over the object to coat it partially or completely, depending on the desired effect. The peroxide should begin to bubble on contact with the metal, and rust will start forming immediately. Let the object air-dry in the sun for another five minutes or longer, depending on the size of the object.

how do you make paint look like rusted metal - Pour two cups of hydrogen peroxide

I have 11 step by step examples of how I've used this rust patina paint finish on decor, mirrors, and wall art in my home. You just need to know a few tricks to get the look you love. After a few minutes, I swished the horseshoe around in the solution to sort of rinse off the salt and then patted it dry with a paper towel. You don't want to wipe it too hard or it could remove some of the patina.

how do you make paint look like rusted metal - Vigorously swirl the bottle to mix the contents

You'll see that it's a bit rusty but don't worry if it doesn't look exactly the way you want, it actually rusts more as it dries. This is what mine looked like right after I removed it from the mixture – I did this all in less than 10 minutes. You can make beautiful wall art and home decor with this easy rust paint makeover. You can find out more about that Rust, Bronze, and Copper wall art I made in this How to Faux Patina Paint Metal Finishestutorial. And, you can see the steps for those Easy DIY Chunky Wooden Frames too.

how do you make paint look like rusted metal - Once the salt has dissolved

If you watch the video at the top of this post you'll see the difference in the spray vs. dunk method. The dunk method could cover nearly the entire metal object, depending on how much you cover and how long it sits. Although you'll notice a few of my "dunked" horseshoes still have a decent amount of contrast. To get this look, I used a small paint brush to apply the iron paint in just a few spots. Once the blue chalk paint dried, I put a light layer of iron paint on with the chip brush.

how do you make paint look like rusted metal - The peroxide should begin to bubble on contact with the metal

Then I worked fast to spray on the patina while it was still wet. For these 2 projects, I used 2 coats of metal primer on one and 2 coats of blue chalk paint on the other. Just follow the directions on the container to apply it.

how do you make paint look like rusted metal - Let the object air-dry in the sun for another five minutes or longer

I had pre-mixed roughly 5 oz of peroxide with 2 oz of vinegar and started spraying that onto the horseshoe while it was still in the container. My spray bottle wasn't working that well and I became impatient so I just took off the spray cap and dumped the mixture onto my horseshoe. This is where it starts to get fun because the peroxide starts to bubble on the metal and you can see the rust color coming on.

how do you make paint look like rusted metal - I have 11 step by step examples of how Ive used this rust patina paint finish on decor

At this point, you'll want to add peroxide on top of your metal objects. You can mix it with vinegar and salt inside a spray bottle if you want. Yes, I should've said that latex works well too – I use them interchangeably for most projects. Although I remember my first 'faux finish' on a wall. I probably had about 15 coats because I couldn't really "see" it, you know?

how do you make paint look like rusted metal - You just need to know a few tricks to get the look you love

Thank you so much for sharing with me. I used the same steps on this piece too. You can still see little bits of blue chalk paint showing through on this one. Those are spots where I didn't apply the Iron paint. The variation in color gives this a more of an authentically aged look.

how do you make paint look like rusted metal - After a few minutes

If you are painting a slick, non-porous surface like glass or ceramics, I'd cover the surface with 2 full coats of chalk paint as a primer. That'll make sure that the rust paint sticks to your project. Begin with a splotchy coat of black craft paint, followed by several splats of brown craft paint. Depending on your preference, you can allow some of the original metal finish to show through, or not. I stated by giving them a coat of black paint. I was not careful at all and just haphazardly blotted it on.

how do you make paint look like rusted metal - You dont want to wipe it too hard or it could remove some of the patina

I didn't even cover all of the silver figuring they would look more authentic if some of it showed through. To get the look of rust, I dabbed brown paint randomly on top of the black. I couldn't believe the transformation. I have to admit that I was actually starting to love the once ugly silver brackets. The Home Depot cast offs are at least easy to attach. They only needed some short wood screws and voila.

how do you make paint look like rusted metal - Youll see that its a bit rusty but dont worry if it doesnt look exactly the way you want

Move the metal object you want to rust out to a yard or open garage on a hot day. Direct sunlight helps speed up the rusting process. Plus, hydrogen peroxide and vinegar can give off a moderate level of fumes, so you'll want to work in a well-ventilated space anyway. Look at all that a-mazing rust patina!

how do you make paint look like rusted metal - This is what mine looked like right after I removed it from the mixture  I did this all in less than 10 minutes

If you're into easy woodworking projects too, you can see how I made that pretty DIY Mosaic Wood Table Top in a previous post. These next pieces pretty much follow the steps that come with the Iron Paint and Patina Spray. I covered them completely with 2 coats of a dark grey chalk paint.

how do you make paint look like rusted metal - You can make beautiful wall art and home decor with this easy rust paint makeover

For the next 2 examples, I used a chip brush to apply a light, dry-brushed layer of a medium blue chalk paint as the base. If you aren't painting metal, you can actually use chalk paint as the base under the iron paint. Chalk Paint sticks to almost any type of surface, even glass and ceramics, so it's a great primer on it's own.

how do you make paint look like rusted metal - You can find out more about that Rust

Hi Dorothy, do you know what kind of metal it is that you're trying to rust? I learned this the hard way by trying to rust some galvanized buckets I had on hand. After I placed my horseshoe in the container I poured some white distilled vinegar on top.

how do you make paint look like rusted metal - And

I didn't measure but I poured just enough so that it covered the horseshoe and then I sorta swished it around on top. You could pour some of the vinegar into a spray bottle and spray your metal objects instead. Fast forward several months and now that we're ready for the project I can't find old horseshoes anywhere!

how do you make paint look like rusted metal - If you watch the video at the top of this post youll see the difference in the spray vs

Well, that's only partially true, I did find some online but wanted them NOW because I'm impatient. Oh yeah, and they were suuuuuper heavy. I don't know about you but my heart skips a beat when I come across reclaimed wood, rusty metal, and forged iron. Finally, spray a thin coating of clear acrylic sealer to the dry rusted object. Though the aerosol can might specify that your chosen sealer prevents rust, it won't undo your work.

how do you make paint look like rusted metal - The dunk method could cover nearly the entire metal object

Lightly sand the entire surface of the metal with a fine-grit sandpaper to shed any protective coating present that might prevent the object from rusting. Place the sanded object in the center of a plastic bin that's rested on either hard ground or a flat work surface in the garage. Besides painting faux rust on metal, you can paint cardboard, wood, or plastic. Spray on the green patina while the iron paint is still wet.

how do you make paint look like rusted metal - Although youll notice a few of my dunked horseshoes still have a decent amount of contrast

A few light sprays will provide a slight rust look, more sprays will make the rust stronger. I lightly brushed Dixie Belle chalk paint color Vintage Duck Egg on this candle holder. I was going for an aged rust look with this technique. Iron Paint is basically a grey paint with powdered IRON mixed in.

how do you make paint look like rusted metal - To get this look

That IRON is what is actually rusting. So, every time you use Iron Paint with the Oxidizing Spray you get a natural, beautiful rust paint finish. Heck, when you combine the salt and hairspray weathering technique with this rust technique, you can even make milk cartons look like painted rusting metal. Wondering if this would work on aluminum horseshoes which are really very lightweight. I have some old spurs that I've used as drapery tie backs before that looked pretty neat. Also a beautiful bit that will never be used on a horse again.

how do you make paint look like rusted metal - Once the blue chalk paint dried

My vet is opposed to the use of all of these items on equines, and told me the only good use for a bit is for making a toilet paper holder. And, this would make a really cool looking one, at that. Of course, you can always add more, but I went a little overboard on some just because I was being impatient and kept adding more of the mixture. A single application of the solution should produce a subtle rusted patina on your metal object. For a deeper and more distinct patina, though, repeat the application of this rusting solution up to four more times. Spray paint and salt can give you an instant weathered iron effect.

how do you make paint look like rusted metal - Then I worked fast to spray on the patina while it was still wet

You can create a faux rust effect using these ingredients. Matte sealers aren't only to protect the finish, they also increase the look of dimension, which is critical when painting a faux finish. My projects always look quite flat, even with lots of paint layers, until I seal with a matte. Once the chalk paint is dry, use the chippy brush to dry brush an uneven layer of the iron paint. And, you can absolutely use this on wood decor and furniture too.

how do you make paint look like rusted metal - For these 2 projects

Just be sure to apply 2 coats of your favorite chalk paint as a base. Our next example is the wood molding. Give it a nice base coat of black craft paint. There's a project we've had in mind for our RV, all we needed was some antique horseshoes. As it dries, the acid of the vinegar will begin to corrode the surface of the metal and you will start to see rust appear. Donning gloves and goggles to protect yourself from splashes, pour white vinegar into a plastic spray bottle, then generously spray the metal.

how do you make paint look like rusted metal - Just follow the directions on the container to apply it

How Do You Make Paint Look Rusty Though unwelcome ongardening tools and patio furnishings, rust isn't always something to remove. This is a simple little way to paint faux rust using only craft paints. 1- Depending on your preferences , dab paint to the areas where you want your faux rust to show. If you paint too much, dont worry just wipe it off with a cloth.

How Do You Make Paint Look Rusty

Work on small areas at a time to ensure paint is wet when the cinnamon powder is applied. Looking for more easy DIY paint project ideas? You can see the video tutorials in this YouTube Playlist. Chip Brushes are great for dry brushing since the bristles tend to be a little uneven. Just barely dab the end in paint and lightly blot on a paper towel before brushing it on your DIY Faux Patina Paint look. On the top canvas above, I started with a wet layer of Iron, then sprayed Green Patina on that and lightly spread it across the surface with a foam brush.

how do you make paint look like rusted metal - My spray bottle wasnt working that well and I became impatient so I just took off the spray cap and dumped the mixture onto my horseshoe

This rust paint looks so beautiful and it gives anything you paint a soft, subtle texture. And, don't worry, unlike real rust, this paint isn't sharp or flaky. You don't want that rust paint on bare metal.

how do you make paint look like rusted metal - This is where it starts to get fun because the peroxide starts to bubble on the metal and you can see the rust color coming on

The rust could start to breakdown the metal without a primer. This DIY Rust Paint is a rich, beautiful neutral color that works in almost any room and style. You can go for a light patina for more greys and browns or go bold with a deep orangey rust patina effect. What a bummer 🙁 The crate must have been made out of aluminum, stainless steel, or some sort of metal that doesn't corrode or have iron in it.

how do you make paint look like rusted metal - At this point

Too many recipes called for "acid" no way I'm handling that stuff or having it around my animals. I have an old metal birdcage from Europe that was painted black and I think I'm going to try this. It is going onto my screened in porch. My initial idea was to make it look like pewter but way too involved. I'm not a DIYer so if it has a lot of steps I keep looking. Don't forget to check out therustic bathroom shelf we created using these horseshoes.

how do you make paint look like rusted metal - You can mix it with vinegar and salt inside a spray bottle if you want

Now we have some rusty, antique-looking horseshoes that are perfect for our project, which we'll be sharing with you next week. To be honest, I waited a while before sealing mine which was a BAD idea. Some of the patina had rubbed off by then, including getting on some of my towels. When I did seal them I just used some leftover Spar Urethane and a foam brush, but you can use any clear sealer and may prefer a spray-on kind.

how do you make paint look like rusted metal - Yes

I have to admit that I didn't really follow any specific recipe for this. Gently scuff off any remaining flecks of paint using a paint scraper. Create a faux-rust effect using spray paint and salt. For the plastic tub I didn't apply any white or yellow highlights or Burnt Sienna, simply because I liked the look with only gray and Terra Cotta.

how do you make paint look like rusted metal - Although I remember my first faux finish on a wall

Burnt Sienna is close in hue to the spray primer. Since it's a craft paint some of the highlights will still be visible, just not as harsh. This is just a really simple way using regular ol' craft paints and a sea sponge.

how do you make paint look like rusted metal - I probably had about 15 coats because I couldnt really see it

What Happens If You Mix Cyan Yellow And Magenta

The mixing of colored physical substances corresponds to subtractive color mixing, hence it corresponds to our intuition about mixing colors...