colour utilities — nothing leaves your browser

colour picker
format converter
hex
rgb
hsl
contrast checker (wcag)
Sample text preview
palette generator
complementary
analogous
triadic
shades
eyedropper — paste or drop an image
paste (Ctrl+V), drag & drop, or click to load an image
copied
sm.colour

A colour toolkit that runs entirely in your browser.

  • Pick colours with the visual picker or type hex/RGB/HSL values
  • Convert between colour formats instantly
  • Check WCAG contrast ratios for accessibility
  • Generate complementary and analogous palettes