Contrast and color use are important, as users must be able to perceive content on a page. You can use accessibility checkers to check for issues such as color contrast ratios. If you choose to use ...

Color contrast refers to the difference between the brightness of the background color and foreground color of digital content. Black text on a white background is very high contrast; light grey text ...

An accessibility checker tool for validating the color contrast based on WCAG 2.0 and WCAG 2.1 standard. The formula (L1/L2) for contrast is based on [ISO-9241-3] and [ANSI-HFES-100-1988 ...