col2hex2()
Output hex code for built-in R color name
col2htmlspan_notext()
Generate HTML to display background color for a built-in R color
col2rgb2()
Get named integer of rgb from R built-in color name
create_color_table()
Generate an interactive, searchable table of built-in R colors
nearRcolor()
Find close R colors() to a given color (original by Marius Hofert) using Euclidean norm in (HSV / RGB / ...) color space
plotCol()
Compare Colors In A Plot
rgb2hex()
Convert rgb color value to hex code