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"title": "`[accesskey]` values are unique",
"description": "Access keys let users quickly focus a part of the page. For proper navigation, each access key must be unique. [Learn more about access keys](https://dequeuniversity.com/rules/axe/4.11/accesskeys).",
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"title": "`[aria-*]` attributes match their roles",
"description": "Each ARIA `role` supports a specific subset of `aria-*` attributes. Mismatching these invalidates the `aria-*` attributes. [Learn how to match ARIA attributes to their roles](https://dequeuniversity.com/rules/axe/4.11/aria-allowed-attr).",
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"title": "Uses ARIA roles only on compatible elements",
"description": "Many HTML elements can only be assigned certain ARIA roles. Using ARIA roles where they are not allowed can interfere with the accessibility of the web page. [Learn more about ARIA roles](https://dequeuniversity.com/rules/axe/4.11/aria-allowed-role).",
"score": null,
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"aria-command-name": {
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"title": "`button`, `link`, and `menuitem` elements have accessible names",
"description": "When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn how to make command elements more accessible](https://dequeuniversity.com/rules/axe/4.11/aria-command-name).",
"score": null,
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"aria-conditional-attr": {
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"title": "ARIA attributes are used as specified for the element's role",
"description": "Some ARIA attributes are only allowed on an element under certain conditions. [Learn more about conditional ARIA attributes](https://dequeuniversity.com/rules/axe/4.11/aria-conditional-attr).",
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"title": "Deprecated ARIA roles were not used",
"description": "Deprecated ARIA roles may not be processed correctly by assistive technology. [Learn more about deprecated ARIA roles](https://dequeuniversity.com/rules/axe/4.11/aria-deprecated-role).",
"score": 1,
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"aria-dialog-name": {
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"title": "Elements with `role=\"dialog\"` or `role=\"alertdialog\"` have accessible names.",
"description": "ARIA dialog elements without accessible names may prevent screen readers users from discerning the purpose of these elements. [Learn how to make ARIA dialog elements more accessible](https://dequeuniversity.com/rules/axe/4.11/aria-dialog-name).",
"score": null,
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"aria-hidden-body": {
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"title": "`[aria-hidden=\"true\"]` is not present on the document ``",
"description": "Assistive technologies, like screen readers, work inconsistently when `aria-hidden=\"true\"` is set on the document ``. [Learn how `aria-hidden` affects the document body](https://dequeuniversity.com/rules/axe/4.11/aria-hidden-body).",
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"title": "`[aria-hidden=\"true\"]` elements do not contain focusable descendents",
"description": "Focusable descendents within an `[aria-hidden=\"true\"]` element prevent those interactive elements from being available to users of assistive technologies like screen readers. [Learn how `aria-hidden` affects focusable elements](https://dequeuniversity.com/rules/axe/4.11/aria-hidden-focus).",
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"aria-input-field-name": {
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"title": "ARIA input fields have accessible names",
"description": "When an input field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn more about input field labels](https://dequeuniversity.com/rules/axe/4.11/aria-input-field-name).",
"score": null,
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"aria-meter-name": {
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"title": "ARIA `meter` elements have accessible names",
"description": "When a meter element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn how to name `meter` elements](https://dequeuniversity.com/rules/axe/4.11/aria-meter-name).",
"score": null,
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"aria-progressbar-name": {
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"title": "ARIA `progressbar` elements have accessible names",
"description": "When a `progressbar` element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn how to label `progressbar` elements](https://dequeuniversity.com/rules/axe/4.11/aria-progressbar-name).",
"score": null,
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"aria-prohibited-attr": {
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"title": "Elements use only permitted ARIA attributes",
"description": "Using ARIA attributes in roles where they are prohibited can mean that important information is not communicated to users of assistive technologies. [Learn more about prohibited ARIA roles](https://dequeuniversity.com/rules/axe/4.11/aria-prohibited-attr).",
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"title": "`[role]`s have all required `[aria-*]` attributes",
"description": "Some ARIA roles have required attributes that describe the state of the element to screen readers. [Learn more about roles and required attributes](https://dequeuniversity.com/rules/axe/4.11/aria-required-attr).",
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"aria-required-parent": {
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"aria-roles": {
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"title": "`[role]` values are valid",
"description": "ARIA roles must have valid values in order to perform their intended accessibility functions. [Learn more about valid ARIA roles](https://dequeuniversity.com/rules/axe/4.11/aria-roles).",
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"title": "Elements with the `role=text` attribute do not have focusable descendents.",
"description": "Adding `role=text` around a text node split by markup enables VoiceOver to treat it as one phrase, but the element's focusable descendents will not be announced. [Learn more about the `role=text` attribute](https://dequeuniversity.com/rules/axe/4.11/aria-text).",
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"aria-tooltip-name": {
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"title": "ARIA `tooltip` elements have accessible names",
"description": "When a tooltip element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn how to name `tooltip` elements](https://dequeuniversity.com/rules/axe/4.11/aria-tooltip-name).",
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"aria-treeitem-name": {
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"title": "ARIA `treeitem` elements have accessible names",
"description": "When a `treeitem` element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. [Learn more about labeling `treeitem` elements](https://dequeuniversity.com/rules/axe/4.11/aria-treeitem-name).",
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"id": "aria-valid-attr-value",
"title": "`[aria-*]` attributes have valid values",
"description": "Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. [Learn more about valid values for ARIA attributes](https://dequeuniversity.com/rules/axe/4.11/aria-valid-attr-value).",
"score": 1,
"scoreDisplayMode": "binary",
"details": {
"type": "table",
"headings": [
{
"key": "node",
"valueType": "node",
"subItemsHeading": {
"key": "relatedNode",
"valueType": "node"
},
"label": "Failing Elements"
}
],
"items": []
}
},
"aria-valid-attr": {
"id": "aria-valid-attr",
"title": "`[aria-*]` attributes are valid and not misspelled",
"description": "Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid names. [Learn more about valid ARIA attributes](https://dequeuniversity.com/rules/axe/4.11/aria-valid-attr).",
"score": 1,
"scoreDisplayMode": "binary",
"details": {
"type": "table",
"headings": [
{
"key": "node",
"valueType": "node",
"subItemsHeading": {
"key": "relatedNode",
"valueType": "node"
},
"label": "Failing Elements"
}
],
"items": []
}
},
"button-name": {
"id": "button-name",
"title": "Buttons have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as \"button\", making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 1,
"scoreDisplayMode": "binary",
"details": {
"type": "table",
"headings": [
{
"key": "node",
"valueType": "node",
"subItemsHeading": {
"key": "relatedNode",
"valueType": "node"
},
"label": "Failing Elements"
}
],
"items": []
}
},
"bypass": {
"id": "bypass",
"title": "The page contains a heading, skip link, or landmark region",
"description": "Adding ways to bypass repetitive content lets keyboard users navigate the page more efficiently. [Learn more about bypass blocks](https://dequeuniversity.com/rules/axe/4.11/bypass).",
"score": null,
"scoreDisplayMode": "notApplicable"
},
"color-contrast": {
"id": "color-contrast",
"title": "Background and foreground colors do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient color contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"scoreDisplayMode": "binary",
"details": {
"type": "table",
"headings": [
{
"key": "node",
"valueType": "node",
"subItemsHeading": {
"key": "relatedNode",
"valueType": "node"
},
"label": "Failing Elements"
}
],
"items": [
{
"node": {
"type": "node",
"lhId": "1-0-P",
"path": "1,HTML,1,BODY,0,DIV,0,DIV,0,DIV,0,DIV,1,DIV,0,DIV,2,DIV,0,DIV,1,DIV,0,DIV,0,DIV,0,DIV,1,DIV,0,UL,0,LI,0,DIV,1,P",
"selector": "ul.rss_items > li#ui-ncbiexpander-2 > div.expanderWrapper > p.date",
"boundingRect": {
"top": 585,
"bottom": 601,
"left": 725,
"right": 960,
"width": 235,
"height": 16
},
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", "nodeLabel": "15 Apr 2026", "explanation": "Fix any of the following:\n Element has insufficient color contrast of 3.54 (foreground color: #888888, background color: #ffffff, font size: 7.8pt (10.4px), font weight: normal). Expected contrast ratio of 4.5:1" }, "subItems": { "type": "subitems", "items": [ { "relatedNode": { "type": "node", "lhId": "1-1-DIV", "path": "1,HTML,1,BODY,0,DIV,0,DIV,0,DIV,0,DIV,1,DIV,0,DIV", "selector": "div.wrap > div.page > div.container > div#maincontent", "boundingRect": { "top": 201, "bottom": 859, "left": 0, "right": 970, "width": 970, "height": 658 }, "snippet": "
", "nodeLabel": "If you use NCBI’s MedGen then you probably know it is your one-stop-shop for ac…", "explanation": "Fix any of the following:\n Element has insufficient color contrast of 4.47 (foreground color: #777777, background color: #ffffff, font size: 9.8pt (13px), font weight: normal). Expected contrast ratio of 4.5:1" }, "subItems": { "type": "subitems", "items": [ { "relatedNode": { "type": "node", "lhId": "1-1-DIV", "path": "1,HTML,1,BODY,0,DIV,0,DIV,0,DIV,0,DIV,1,DIV,0,DIV", "selector": "div.wrap > div.page > div.container > div#maincontent", "boundingRect": { "top": 201, "bottom": 859, "left": 0, "right": 970, "width": 970, "height": 658 }, "snippet": "
", "nodeLabel": "09 Apr 2026", "explanation": "Fix any of the following:\n Element has insufficient color contrast of 3.54 (foreground color: #888888, background color: #ffffff, font size: 7.8pt (10.4px), font weight: normal). Expected contrast ratio of 4.5:1" }, "subItems": { "type": "subitems", "items": [ { "relatedNode": { "type": "node", "lhId": "1-1-DIV", "path": "1,HTML,1,BODY,0,DIV,0,DIV,0,DIV,0,DIV,1,DIV,0,DIV", "selector": "div.wrap > div.page > div.container > div#maincontent", "boundingRect": { "top": 201, "bottom": 859, "left": 0, "right": 970, "width": 970, "height": 658 }, "snippet": "
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