Theoretically, you could expect getting dark brown by mixing equal parts of cyan, magenta and yellow, but you will probably never succeed in obtaining true black, since it will be very difficult to mix them in the correct proportions, because available pigments are not ideal cyan, magenta or yellow.
Try a 1:1:1 mix, then observe the obtained brown; it should reveal a predominant hue that is the closest from one of your starting 3 colors, so add very few of the 2 others.
red and black
Black absorbs all colors because the absense of all colors makes black. If all colors are absorbed, then no color is returned to your eyes and you see nothing (black).
black and white
raw siena and black
well pretty much all colors if you put them together
the absense of all colors. White is all, Black is none
2 colors that can make gray are black and White.
red and a hint of brown/black.
no. it makes white.
A little black it makes the colors tand out an become vivid. Black is the darkest color, so it adds to the contrast in the painting. Just a little black adds gravity and an interesting note, a sense of urgency. It makes the colors come out of their sleeping-mode.
Ecco shoes are available in a wide variety of colors. The colors available depend on the style. Some of the colors are rust, cocoa brown, bison, dark clay, black, coffee, moonless, and licorice.
green, and some black.