YDbDr - http://en.wikipedia.org/wiki/YDbDr
YPbPr - http://en.wikipedia.org/wiki/YPbPr
YCbCr - http://en.wikipedia.org/wiki/YCbCr
xvYCC - http://en.wikipedia.org/wiki/XvYCC
HSV - http://en.wikipedia.org/wiki/HSV_color_space
Lab - http://en.wikipedia.org/wiki/Lab_color_space
1931 - http://en.wikipedia.org/wiki/CIE_1931_color_space