ColorLab

Installation
SKILL.md

ColorLab — Color Tool

Convert colors, generate palettes, check WCAG contrast ratios, and find closest CSS color names. Uses printf and awk for calculations, with ANSI 24-bit color swatches in terminal output.

Commands

Command Description
hex-to-rgb <hex> Convert hex color to RGB values
rgb-to-hex <r> <g> <b> Convert RGB values (0-255) to hex
contrast <hex1> <hex2> Calculate WCAG 2.0 contrast ratio with AA/AAA pass/fail ratings
palette <hex> [count] Generate lighter and darker variants of a color (default: 5 each direction)
random [count] Generate random colors with hex and RGB values (default: 1)
name <hex> Find the closest named CSS color (from ~50 common colors)

Examples

Installs
4
First Seen
Apr 9, 2026
ColorLab from skills.volces.com