Colour Contrast Analyser
Sample brand colours from your screen and check text or interface contrast before handing a palette to a client.
What’s included for free?
Free Windows and macOS desktop contrast checker, with colour pickers, contrast ratios and colour-vision simulations. Installation required.
Where it runs: Local install
Provider information ↗Checked 2026-11-10
Before you use it
Free software under the GNU GPL; follow the official repository licence when redistributing. A contrast check alone does not establish full accessibility.
Provider terms can change. Check current pricing and usage rights before starting a project.