RGB is not perceptually uniform, hence the Euclidean distance is not quite right. Wikipedia and Stackoverflow has more information on this:
http://en.wikipedia.org/wiki/Color_difference http://stackoverflow.com/questions/9018016/how-to-compare-two-colors cheers, Torsten _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
