Colour contrast checker to check for accessibility issues.

Allows you to easily check the accessibility of any web page directly in Google Chrome, so you can immediately identify issues based on the latest ACT (Accessibility Conformance Testing) rules – with instant feedback and recommendations.

Free and open source. Solve accessibility issues before they reach your customers.

A tool for making custom branded color palettes for web and UI design that are built from the ground up to meet WCAG contrast accessibility guidelines

A first-of-its-kind solution that delivers assistive technology user feedback directly to the organizations seeking to deliver accessible digital experiences.

Robust, efficient and accurate accessibility testing tools for all Built on the world’s most popular accessibility testing library, axe-core. Deque’s suite of axe tools offers full coverage for your testing and compliance needs.