Who Can Use Alternatives

TPGi's ADA Color Contrast Checker checks for helps determine the accessibility the contrast ratio of two colors for WCAG AA and AAA.

Free web tool for designing color palettes and checking contrasts.

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Try for free Open Source freemium

Check and adjust web element contrast in real time.

A menu bar based colour contrast analyser

Sketch plugin to save and load colors into the color picker

The checker services can help you to locate and remove barriers on webpages or in PDF-documents.

Pikka is a free color picker app for macOS designed to make the most powerful professional color editing tools accessible to everyone. With an extensive collection of tools, it's the only color picker you'll need.

An intelligent accessibility reporting experience. Automate accessibility reports for automated testing results.

Create, play and share your tabs

Get the essential colours from any website

Ticket to Ride is a Turn-based Strategy, Puzzle, Board, Co-op, Single, and Multiplayer video game created and published by Days of Wonder and Asmodee Digital.

App that augments kids videos with educational quizzes

Enter the URL of an image and find its color palette