Rules for WCAG guidelines

Learn more about accessibility checks for WCAG guidelines.

Table of contents

1. WCAG 2.0 Level A and AA rules
   • area-alt
   • aria-allowed-attr
   • aria-hidden-body
   • aria-input-field-name
   • aria-progressbar-name
   • aria-required-attr
   • aria-required-children
   • aria-required-parent
   • aria-roledescription
   • aria-tooltip-name
   • aria-valid-attr
   • audio-caption
   • blink
   • button-name
   • color-contrast
   • duplicate-id
   • duplicate-id-aria
   • form-field-multiple-labels
   • frame-title
   • html-has-lang
   • image-alt
   • input-button-name
   • input-image-alt
   • link-name
   • meta-refresh
   • nested-interactive
   • object-alt
   • select-name
   • td-headers-attr
   • video-caption
   • aria-valid-attr-value
   • label
   • listitem
   • aria-hidden-focus
   • list
   • duplicate-id-active
   • svg-img-alt
   • scrollable-region-focusable
   • bypass
   • aria-command-name
   • aria-meter-name
   • frame-focusable-content
   • html-xml-lang-mismatch
   • aria-roles
   • role-img-alt
   • document-title
   • definition-list
   • dlitem
   • th-has-data-cells
   • valid-lang
   • aria-toggle-field-name
   • marquee
   • html-lang-valid
   • server-side-image-map
2. WCAG 2.1 Level A and AA rules
   • autocomplete-valid
   • avoid-inline-spacing
   • empty-table-header
3. WCAG 2.0 and 2.1 level AAA rules
   • color-contrast-enhanced
   • identical-links-same-purpose