Free color tool

WCAG Contrast Checker

Check whether text and background colors meet WCAG AA and AAA contrast ratios.

Check contrast in the main toolExport tokens

How it helps

Use 4.5:1 for normal body text, 3:1 for large text, and 7:1 when you need AAA-level readability.

  • Generate palettes from one base color.
  • Check contrast before shipping UI text.
  • Export CSS, Tailwind, SCSS, JSON, SVG and PNG.
  • Works locally in the browser.
Is Chromaforge free?

Yes. The tool runs in your browser and does not require an account.

Does it upload my images?

No. Image extraction uses the browser canvas locally.

Can I use the colors commercially?

Yes. The generated color values are plain color data.