Build accessible interfaces without digging through hundreds of pages.

a11yman is a fast and reliable reference for building, testing, and understanding accessible UI components.

Trusted by developers and testers building for everyone.

Try the new smart contrast checker

Check any colour pair against WCAG 2.2, right in your browser — free.

Search components, ARIA roles & attributes, and WCAG criteria.

Stop digging through long specs. Find how to build — and how to test — exactly what you need, instantly.

ARIA Attributes

ARIA Roles

Components

WCAG Criteria

150+

Code Examples

100%

Free & Open

An interactive control that triggers an action, or toggles between pressed/not-pressed states.

A window overlaid on the page, blocking interaction with the rest of the app until dismissed.

A text input combined with a popup listbox that filters/suggests options as the user types.

A set of layered sections of content, one visible at a time, selected via a tab list.

A button that opens a menu of actions or links, navigable with arrow keys.