Colorgorical is neat (http://vrl.cs.brown.edu/color http://vrl.cs.brown.edu/color). It combines previous work on judging categorical color palettes based on dis

Colorgorical is neat (http://vrl.cs.brown.edu/color http://vrl.cs.brown.edu/color). It combines previous work on judging categorical color palettes based on discriminability/aesthetics/etc and presets a generator to find new palettes with various constraints.