Contrast Grid
Compare many foreground and background colour pairs in a single grid.
What’s included for free?
Free open-source contrast-grid tool for checking palette combinations against WCAG contrast thresholds. Numeric colour checks do not assess every accessibility requirement or image background.
Where it runs: Browser
Provider information ↗Checked 2026-10-16
Before you use it
MIT as stated in the official repository licence. Retain copyright and permission notices when redistributing code.
Provider terms can change. Check current pricing and usage rights before starting a project.