It makes a really dark black color
Green must be added with black to make olive drab green.
brown or black
Hot Pink
brown and green
It just stays black because when you mix black with anything it just turns black
green and pink will make brown
red, green and a little bit of black
If you mix Black and Orange you should get brown and if that fails try green and red
Red and green makes brown. Throw in yellow or black to make it lighter or darker. :)
A muddy brown color is the color you get when you mix purple and green. To make purple you can mix red and blue, and to make green you can mix yellow and blue. However, when secondary colors like purple and green are mixed together. But it generally creates a brown hue.
If you mix red with dark brown you get a maroon color. If you mix dark brown with a forest green you cab get an olive green.
To turn green black, add black.