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<meta name="description" content="HTML Accessibility API Mappings (HTML-AAM) defines how user agents map HTML [HTML] elements and attributes to platform
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accessibility application programming interfaces (APIs). It leverages and extends the
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Core Accessibility API Mappings 1.2 and the Accessible Name and Description Computation 1.2 for use with the HTML host language. Documenting these mappings promotes interoperable exposure of roles, states, properties, and events
If an <code>img</code> has an empty <code>alt</code>, but has been provided an <a href="https://www.w3.org/TR/accname-1.2/#dfn-accessible-name">accessible name</a>
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via another valid naming mechanism per the <a href="#el-img-name">naming steps of this specification</a>, user agents will expose the element
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with its implicit <code>image</code> role.
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If an <code>img</code> has an empty <code>alt</code>, but has been provided an <a href="https://www.w3.org/TR/accname-1.2/#dfn-accessible-name">accessible name</a> via another valid naming mechanism per the
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<a href="#el-img-name">naming steps of this specification</a>, user agents will expose the element with its implicit <code>image</code> role.
<li>when the element has a <code>popovertargetaction=hide</code> attribute value,</li>
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<li>or when the element is a descendant of the <code>popover</code> and its <code>popovertarget</code> is the "<code>auto</code>" state.</li>
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</ul>
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<p>If specified on an element with an implicit role of <code>generic</code>, then the element's role instead maps to <a class="core-mapping" href="https://w3c.github.io/core-aam/#role-map-group"><code>group</code></a> for all <a href="https://html.spec.whatwg.org/multipage/popover.html#the-popover-attribute"><code>popover</code> states</a>.</p>
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<div class="note" role="note" id="issue-container-generatedID-12"><div role="heading" class="note-title marker" id="h-note-12" aria-level="4"><span>Note</span></div><p class="">There are no unique mappings for the different <code>popover</code> states. Any accessibility mapping changes for the popover element would be the responsibility of the author. e.g., using different base <abbr title="HyperText Markup Language">HTML</abbr> elements, attributes, or ARIA attributes to make such changes.</p></div>
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<p>
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If specified on an element with an implicit role of <code>generic</code>, then the element's role instead maps to <a class="core-mapping" href="https://w3c.github.io/core-aam/#role-map-group"><code>group</code></a> for all
There are no unique mappings for the different <code>popover</code> states. Any accessibility mapping changes for the popover element would be the responsibility of the author. e.g., using
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different base <abbr title="HyperText Markup Language">HTML</abbr> elements, attributes, or ARIA attributes to make such changes.
<a href="https://www.w3.org/TR/core-aam-1.2/"><cite>Core Accessibility API Mappings 1.2</cite></a>. Valerie Young; Alexander Surkov. W3C. 21 February 2025. CRD. URL: <a href="https://www.w3.org/TR/core-aam-1.2/">https://www.w3.org/TR/core-aam-1.2/</a>
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<a href="https://www.w3.org/TR/core-aam-1.2/"><cite>Core Accessibility API Mappings 1.2</cite></a>. Valerie Young; Alexander Surkov. W3C. 1 March 2025. CRD. URL: <a href="https://www.w3.org/TR/core-aam-1.2/">https://www.w3.org/TR/core-aam-1.2/</a>
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</dd><dt id="bib-html">[HTML]</dt><dd>
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<a href="https://html.spec.whatwg.org/multipage/"><cite>HTML Standard</cite></a>. Anne van Kesteren; Domenic Denicola; Dominic Farolino; Ian Hickson; Philip Jägenstedt; Simon Pieters. WHATWG. Living Standard. URL: <a href="https://html.spec.whatwg.org/multipage/">https://html.spec.whatwg.org/multipage/</a>
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