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Convert an image with continous colour to an image with n discrete colours ColorQuantize should do what you're suggesting. Here is an example that you can try: im = LinearGradientImage[{Red, Blue}]; ColorQuantize[im, 4] where I have specified that 4 colors should be displayed. See the doc page for... AUTHOR: H H 5407VIEWS 1REPLIES BY: Chad Knutson 10 years ago