Probably a really nasty color.
dark purple
Brown
black
It Makes the Colour Orange
green
Green.
brownish
red
Yellow :)
yellow and red
In the CMYK color mixing model, when you mix cyan and yellow you get green.
You would mix it with yellow, it's complimentary colour. Whenever you want to make the colour brown, just mix it with a complimentary colour. (Purple + Yellow, Red + Green, Orange + Blue.)
If you mix red, green, and yellow you will get a dark green bogey color!
Green.
Yellow and blue