Accessibility in Blazor Stock Chart Component
4 Nov 20254 minutes to read
The Blazor Stock Chart component follows accessibility guidelines and standards, including ADA, Section 508, WCAG 2.2 standards, and WCAG roles that are commonly used to evaluate accessibility.
The accessibility compliance for the Blazor Stock Chart component is outlined below.
| Accessibility Criteria | Compatibility |
|---|---|
| WCAG 2.2 Support |  |
| Section 508 Support | |
| Screen Reader Support | |
| Right-To-Left Support | |
| Color Contrast | |
| Mobile Device Support | |
| Keyboard Navigation Support | |
| Axe-core Accessibility Validation | |
- All features of the component meet the requirement.
- Some features of the component do not meet the requirement.
- The component does not meet the requirement.WAI-ARIA attributes
The Blazor Stock Chart component follows the WAI-ARIA patterns to meet accessibility requirements. The following ARIA attributes are used in the Blazor Stock Chart component:
- img (role)
- button (role)
- region (role)
- aria-label (attribute)
- aria-hidden (attribute)
- aria-pressed (attribute)
Keyboard interaction
The Blazor Stock Chart component follows the keyboard interaction guideline, enabling effective use with assistive technologies (AT) and full keyboard navigation. The following keyboard shortcuts are supported by the Blazor Stock Chart component.
| Windows | Mac | Description |
|---|---|---|
| Alt + J | ⌥ + J | Moves focus to the Stock Chart element. |
| Tab | Tab | Moves focus to the next element in the stock chart. |
| Shift + Tab | ⇧ + Tab | Moves focus to the previous element in the stock chart. |
| ↓ | ↓ | Moves focus to the data point to the left of the selected point. |
| ↑ | ↑ | Moves focus to the data point to the right of the selected point. |
| ↓ or ← | ↓ or ← | Moves focus to the legend item to the left of the selected legend. |
| ↑ or → | ↑ or → | Moves focus to the legend item to the right of the selected legend. |
| Enter/Space | Enter/Space | Toggles the visibility of the corresponding series. |
| Esc | Esc | Cancels the tooltip for the data point. |
| Ctrl + P | ⌘ + P | Prints the stock chart. |
Ensuring accessibility
The Blazor Stock Chart component’s accessibility levels are validated using axe-core with Playwright tests.
The accessibility compliance of the Blazor Stock Chart component is shown in the following sample. Open the sample in a new window to evaluate the accessibility of the Blazor Stock Chart component with accessibility tools.