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...> dg = c(1,0,0,1,0) > db = c(1,0,0,0,1) I can get some color to work but I cannot get them all as if I but in a c() range equalling 0-7 (i.e. one color for each number I get the following. I cannot figure out from the documentation why it will not let me do what I want :( Error in rescale(x[segindex], redrange[c(seg, seg + 1)]) : rescale: can't rescale a constant vector! help please someone... -- View this message in context: http://www.nabble.com/color2D.matplot-tf4760527.html#a13614400 Sent from the R help mailing list archive at Nabble.com.