a11y

This website provides free color contrast analysis tools that will display the color contrast issues of a web page or chosen color-pair; per WCAG 2.1 Guidelines. Color Contrast refers to how bright or dark colors appear against each other on screens; particularly with regard to the relative, gray-scale luminosity as perceived by the human eye. When it comes to website accessibility, the contrast between the text and the text background is a concern for colorblind and other visually impaired users. Current user rating: 4.4 out of 5 based on verified user reviews. Ratings reflect real user experiences in production environments. AI-U provides independent editorial assessments based on hands-on evaluation. Our listings include feature comparisons, integration guides, and pros/cons summaries to help you make informed decisions. Check the full product page for screenshots, video walkthroughs, community discussions, and detailed pricing breakdowns. We verify pricing information monthly and update our reviews when significant product changes occur.