Web accessibility is the practice of designing, building, and maintaining digital experiences that people with disabilities can perceive, understand, navigate, and use.
Executive Summary
Accessibility improves digital experiences for everyone. It supports people who use assistive technology, keyboard navigation, captions, zoom, or alternative input methods, while also improving usability, content quality, searchability, and resilience across devices.
What Accessibility Covers
- Clear structure, headings, and semantic HTML.
- Keyboard access and visible focus states.
- Text alternatives for meaningful images.
- Captions and transcripts for multimedia.
- Sufficient color contrast and readable typography.
- Accessible forms, errors, and interactive controls.
- Clear content and predictable navigation.
Accessibility as an Operating Practice
Accessibility should not be a final quality check. It works best when included in content authoring, design systems, component development, quality assurance, procurement, and release management.
How Teams Can Improve
- Set a clear accessibility standard for the organization.
- Audit priority journeys and high-traffic templates.
- Fix reusable components before isolated pages.
- Train authors, designers, developers, and testers.
- Include accessibility acceptance criteria in delivery work.
- Monitor and retest as platforms change.
Best Practices
- Use semantic elements before adding ARIA.
- Write meaningful link text and image alternatives.
- Test with keyboard navigation and representative assistive technology.
- Build accessible patterns into design systems.
- Include people with disabilities in research and testing when possible.
Key Takeaways
Accessibility is a quality, inclusion, and governance practice. Organizations make the most progress by treating it as a shared responsibility across content, design, engineering, and operations.
Frequently Asked Questions
Is accessibility only about compliance?
No. Compliance may be an important reason to act, but accessibility also improves customer experience, reach, usability, and long-term product quality.