A miniature version of this Contrast Checker can be initiated within any web page by installing and using the Contrast Checker Bookmarklet. This tool allows easy contrast testing of any content on your …

Regarding colors, the standard defines two levels of contrast ratio: AA (minimum contrast) and AAA (enhanced contrast). The level AA requires a contrast ratio of at least 4.5:1 for normal text and 3:1 …

Colour contrast analyser tool helps users in creating WCAG AA, AAA compliant color themes. Color wheel or color picker can also be used to update this color palette and individual colors.

This test evaluates your display's contrast capabilities using a black and white checkerboard pattern. By adjusting the grid size, you can test contrast at different scales, which helps identify any contrast …

Use TPGi's free color contrast checker to optimize your content - including text and visual elements - for individuals with color-blindness or low vision impairments.

Feb 26, 2019 · A contrast sensitivity test measures your ability to distinguish between finer and finer increments of light versus dark (contrast). This differs from common visual acuity testing in a routine …

Test whether your website is accessible to users with visual impairments with this easy-to-use color contrast checker

Jun 10, 2025 · Contrast sensitivity testing measures how well you can distinguish between light and dark. Your doctor will use a chart in which the characters gradually fade from black to gray.

Our Compliance Contrast Checker helps determine the accessibility of text size, color contrast, and spot checks your visual elements. People who are color blind and have impaired vision can experience …

This user-friendly tool allows you to upload an image and test its readability by selecting text and background colors. With real-time results based on WCAG (Web Content Accessibility Guidelines) …