Contrast Checking
Contrast checking is the process of evaluating the color contrast between text and its background to ensure readability and accessibility, primarily for users with visual impairments. It involves using tools or guidelines, such as the Web Content Accessibility Guidelines (WCAG), to measure and verify that contrast ratios meet minimum standards. This practice is essential in web and application design to comply with accessibility laws and provide an inclusive user experience.
Developers should learn and use contrast checking to create accessible digital products that are usable by people with low vision or color blindness, which is often required by legal standards like the Americans with Disabilities Act (ADA) or Section 508. It is critical in web development, UI/UX design, and content creation to avoid accessibility lawsuits and improve overall user satisfaction, especially in high-stakes industries like education, healthcare, and government.