subtractive primary colors
In contrast to combining the additive primary colors of red, green, and blue to make white, subtractive primary colors is a four-color printing process that uses cyan, magenta, yellow and black. This is often referred to as CMYK.
See CMYK.
See "The Science of Color" in the Did You Know... section of Webopedia.
See also Webopedia's Digital Camera Quick Reference.


