Frequently Asked Questions :
How large should my digital files be?
Why convert and work in RGB instead of CMYK?
How do I color balance my image in Photoshop?
What is saturation?
How do I properly sharpen an image in Photoshop?
Saturation is a measure of purity of a color. In terms of RGB values, saturation amplifies the separation of the values. Desaturation decreases the separation moving a color closer to gray which has equal R, G, and B values.