Rocket Validator logo

Accessibility checking

Rocket Validator looks for accesibility violations on your pages using the axe-core accessibility engine, hosted on our own servers and integrated into our web crawler. You don't need to buy an additional license, everything's already included in your Pro account at Rocket Validator.

A11Y check: Text elements must have sufficient color contrast against the background

Accessibility rule: All text elements must have sufficient contrast between text in the foreground and background colors behind it in accordance with WCAG 2 AA contrast ratio thresholds.

Learn more about this A11Y rule at Deque University >>

Validate accessibility and HTML5 on large sites, starting at $12/week. Start here