Accessibility in Blazor Range Selector Component

29 Nov 20243 minutes to read

The Blazor Range Selector component followed the 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 Range navigator component is outlined below.

Accessibility Criteria Compatibility
WCAG 2.2 Support Yes
Section 508 Support Yes
Screen Reader Support Yes
Right-To-Left Support Yes
Color Contrast Yes
Mobile Device Support Yes
Keyboard Navigation Support Yes
Axe-core Accessibility Validation Yes
Yes - All features of the component meet the requirement.
Intermediate - Some features of the component do not meet the requirement.
No - The component does not meet the requirement.

WAI-ARIA attributes

The Blazor Range Selector component followed the WAI-ARIA patterns to meet the accessibility. The following ARIA attributes are used in the Blazor Range Selector component:

  • img (role)
  • region (role)
  • aria-label (attribute)
  • aria-hidden (attribute)

Keyboard interaction

The Blazor Range Selector component followed the keyboard interaction guideline, making it easy for people who use assistive technologies (AT) and those who completely rely on keyboard navigation. The following keyboard shortcuts are supported by the Blazor Range Selector component.

Interaction Keys Description
Alt + J Moves the focus to the Range Selector element.
Tab Moves the focus to the Range Selector element.
Shift + Tab Moves the focus to the previous element in the Range Selector.
Ctrl + P Prints the Range Selector.

Ensuring accessibility

The Blazor Range Selector component’s accessibility levels are ensured through an axe-core with playwright tests.

The accessibility compliance of the Blazor Range Selector component is shown in the following sample. Open the sample in a new window to evaluate the accessibility of the Blazor Range Selector component with accessibility tools.

See also