Context

The web application must comply with WCAG 2.1 Level AA standards to ensure accessibility for users with disabilities navigating with screen readers in standard web browsers.

Trigger

A person with visual impairment using a screen reader attempts to navigate and interact with the web application.

Acceptance Criteria

  • Navigation: At least 95% of all interactive elements (links, buttons, form fields) are navigable and identifiable using the screen reader
  • Content: At least 98% of all content (text, images with alt attributes, videos with captions) is accessible and consumable using the screen reader
  • Interactivity: Users can interact with 95% of functionality (e.g., submitting forms) without encountering accessibility barriers
  • Feedback: All messages, errors, and notifications are clearly announced to the screen reader with 99% accuracy
  • Load time: Page load times do not exceed 3 seconds for 90% of page loads despite accessibility enhancements
  • Compliance: Application meets WCAG 2.1 Level AA criteria with:
    • Zero non-compliance issues in automated testing
    • No more than 2 issues per page in manual testing


Source: This scenario has been created with help from ChatGPT by using the prompt Please generate a quality attribute scenario for accessibility compliance with WCAG 2.1 with precise metrics.