Joseph Heled writes: > I might be wrong, but this will not solve it either. I assume the > AB (color information) might be in the "same" units, but I don't > think Luminosity is. (and I can make the argument that Hue and > Saturation are in the "same" units as well, the problem being how > to fit Value in) Well, I don't claim to be an expert on any of this stuff, but please take a look at http://www.dcs.ed.ac.uk/home/mxr/gfx/faqs/colorconv.faq Best, -- Bill ______________ ______________ ______________ ______________ Sent via the KillerWebMail system at primate.ucdavis.edu