Use our link contrast checker to evaluate links that are identified using color alone. This tool also functions as a basic API. Simply append &api to any permalink to get a JSON object with the contrast ratio and the AA/AAA pass/fail states. For example: https://webaim.org/resources/contrastchecker/?fcolor=0000FF&bcolor=FFFFFF&api.

Calculate the contrast ratio of text and background colors.

Make sure your color choices are as accessible as possible by checking the contrast ratio of your background and text colors.

Check the contrast between different colour combinations against WCAG standards.

ArtyClick Colors helps you to achieve a desired level of contrast between two colors, based on the WCAG 2 guidelines. You can use this tool to modify one or both of the colors until they meet the contrast ratio for a certain rating, such as AA or AAA.

Contrast-Finder is a tool which computes the contrast between two colors (background, foreground) and checks if the contrast is valid. When the contrast is not valid, the main target is to suggest some correct colors contrasts.

Use our color contrast checker to ensure your designs meet accessibility standards. Input your colors to get instant feedback on contrast ratios and accessibility compliance. With our tool, you can easily determine if your color combinations are accessible and readable for all users, including those with visual impairments.