simple-color-converter
This is a simple colors converter, works for almost any color. Has a built in color identifier for converting strings to color. Supported convert colors: from and to CMYK, grayscale, hex3, hex4, hex6, hex8, html, hsl, hsv, lab, pantone, ral, rgb, rgba, rg
matrioshka.colors
Contains scss and css files with color palettes using color standarts (ncs, pantone, ral,resene, material, web-safe, x11, xkcd, iscc, nbs, crayola)
color2library
Get a color and find from a comprehensive library of color books from Pantone, ANPA, HKS, DIC, Focoltone, TOYO, and TRUMATCH
blee
Comprehensive mapping of color names to RGB values