Category: WCAG and Testing
WCAG 2.1 AA success criteria, testing methods, and what automated scans and human review each catch.
-
WCAG Color Contrast Requirements in Plain English
WCAG & Testing WCAG Color Contrast Requirements in Plain English Contrast is the most common accessibility failure on government websites, and the easiest to prevent. The rule is arithmetic, not taste: normal text needs a contrast ratio of at least 4.5:1 against its background, and large text needs 3:1. Key takeaways 4.5:1 for normal text… Read more
-
Does an Accessibility Overlay Make Your Website ADA Compliant?
WCAG & Testing Does an Accessibility Overlay Make Your Website ADA Compliant? An accessibility overlay is a line of JavaScript that promises to fix a website’s accessibility automatically. In January 2025 the Federal Trade Commission acted against one of the best-known vendors over exactly that promise. A widget cannot repair markup it did not write,… Read more