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colorspace (version 1.3-2)
Color Space Manipulation
Description
Carries out mapping between assorted color spaces including
RGB, HSV, HLS, CIEXYZ, CIELUV, HCL (polar CIELUV),
CIELAB and polar CIELAB. Qualitative, sequential, and
diverging color palettes based on HCL colors are provided
along with an interactive palette picker (with either a Tcl/Tk
or a shiny GUI).