It would have to be higher that both the first two by a significant margin. Arbitrarily I would say if higher by a factor of 3, but if there is any standard about this I don't know it.
Bob On Jul 1, 2011, at 2:44 AM, Terry Judd wrote: > I think if the blue value is the largest of the 3 values then the colour > will always be a blue of sorts. > > Terry... > > > On 01/07/2011 07:39 PM, "Tiemo Hollmann TB" <toolb...@kestner.de> wrote: > >> Hello, >> >> I am taking the mousecolor at different points from an image by script (not >> by clicking). I would like to analyse if the color I've taken is a "kind of >> blue", or another color. I want to change the backgroundcolor of an image. >> The background is always blue, but different blues and changing over the >> background. So what I want to do is to verify, what is background and what >> is foreground of my image. >> >> 100% pure blue would be 0,0,255. But for a human being 25,75,130 (greyblue) >> is also still blue, but 240,20,180 is pink, though the third RGB value is >> higher as in my greyblue. >> >> So I can't just check only the third RGB value, neither the sum or cross >> total. Has anybody ever heard, if you can define at all by math "what is >> blue"? >> >> Any color specialist around here? >> >> Tiemo >> >> >> >> >> >> _______________________________________________ >> use-livecode mailing list >> use-livecode@lists.runrev.com >> Please visit this url to subscribe, unsubscribe and manage your subscription >> preferences: >> http://lists.runrev.com/mailman/listinfo/use-livecode >> > > -- > Dr Terry Judd | Senior Lecturer in Medical Education > Medical Education Unit > Melbourne Medical School > The University of Melbourne > > > > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
