Color Review
Color Review is a utility designed to help designers and developers ensure their color palettes meet WCAG 2.1 accessibility guidelines. It calculates the contrast ratio between foreground and background colors, providing immediate feedback on whether the combination meets AA or AAA standards for both standard text and large headlines. The tool helps accommodate users with visual impairments by ensuring readable contrast levels across digital interfaces.
Checked on Oct 19, 2026.
Alternative resources
Contrast Ratio
A web-based tool to calculate color contrast ratios and verify compliance with WCAG accessibility standards.
Radix UI
An open source component library for building accessible, high-quality web applications with React.
Site Punchlist
Automated website accessibility testing tool that crawls pages, groups defects by severity and reach, and provides specific code fixes.