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# Accessibility in Blazor Gantt Chart Component
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The Syncfusion Blazor Gantt Chart component adheres to accessibility guidelines, including [ADA](https://www.ada.gov/), [Section 508](https://www.section508.gov/), [WCAG 2.2](https://www.w3.org/TR/WCAG22/), and [WCAG roles](https://www.w3.org/TR/wai-aria/#roles) standards, ensuring usability for all users, including those relying on assistive technologies.
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The Syncfusion Blazor Gantt Chart component adheres to accessibility guidelines, including [ADA](https://www.ada.gov/), [Section 508](https://www.section508.gov/), [WCAG 2.2](https://www.w3.org/TR/WCAG22/), and [WCAG roles](https://www.w3.org/TR/wai-aria/#roles) standards, ensuring compatibility with assistive technologies, including those relying on assistive technologies.
|`dialog (role)`| Applied to the `e-dialog` element for pop-up dialogs in the Gantt. |
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|`toolbar (role)`| Assigned to the `e-gantt-toolbar` element to indicate the toolbar. |
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|`aria-label`| Provides descriptive information for UI elements, such as timeline cells, taskbars, labels, dependency lines, and event markers. |
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|`aria-selected`| Indicates selection state for chart rows, set to `false` by default and `true` when a cell or task is selected. |
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|`aria-expanded`| Used for parent task rows, set to `true` when expanded and `false` when collapsed. |
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|`aria-selected`| Indicates selection state for chart rows, set to **false** by default and `true` when a cell or task is selected. |
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|`aria-expanded`| Used for parent task rows, set to `true` when expanded and **false** when collapsed. |
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|`aria-grabbed`| Applied to taskbars during editing to indicate drag-and-drop interaction. |
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## Keyboard navigation
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The Blazor Gantt Chart component supports comprehensive [keyboard interaction](https://www.w3.org/WAI/ARIA/apg/patterns/) for users relying on keyboards or assistive technologies. Below are the supported keyboard shortcuts, organized by functionality.
| <kbd>Tab</kbd> | <kbd>Tab</kbd> | Saves the current cell and moves to the next editable cell in the dialog. |
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| <kbd>Shift</kbd> + <kbd>Tab</kbd> | <kbd>⇧</kbd> + <kbd>Tab</kbd> | Saves the current cell and moves to the previous editable cell in the dialog. |
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## Ensuring Accessibility
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## Validate Accessibility Compliance
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Accessibility is validated using [axe-core](https://www.nuget.org/packages/Deque.AxeCore.Playwright) with Playwright tests to ensure compliance with WCAG 2.2 and other standards. Evaluate the accessibility of the Blazor Gantt Chart component using the [sample](https://blazor.syncfusion.com/accessibility/gantt-chart) in a new window with accessibility tools.
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## See Also
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## Related Resources
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-[Accessibility in Syncfusion Blazor Components](https://blazor.syncfusion.com/documentation/common/accessibility)
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