Why Accessibility Matters
Web accessibility is not just for people with disabilities. It is about building a web that more people can use in better ways.
Legal obligations
Act on Prohibition of Discrimination Against Disabled Persons (Korea)
Enacted in 2008. Mandates web and app accessibility compliance; violations may result in corrective orders or damages claims.
ADA (United States)
Americans with Disabilities Act. Requires accessibility for public services and business websites. Non-compliance has led to many class-action lawsuits.
EN 301 549 (EU)
Mandates WCAG 2.1 AA compliance for EU public bodies and some private enterprises. European Accessibility Act expands to private sector from 2025.
Scale of users
1B+
Over 1 billion people with disabilities worldwide
Users with visual, hearing, motor, and cognitive disabilities directly rely on accessibility.
Situational
Situational disabilities
Bright sunlight (screen glare), one-handed use (holding a child), slow networks — temporary limitations also benefit from accessibility.
Aging
Aging users
Global population aging is rapidly increasing the number of users with reduced vision or motor ability.
Business benefits
SEO
Search engine optimization
Semantic HTML, alt text, and heading hierarchy directly contribute to SEO.
Devices
Multi-device compatibility
Works across smart TVs, screen readers, voice interfaces, and other environments.
Brand
Brand reputation
Accessibility demonstrates inclusive values and contributes to a corporate image that prioritizes diversity.
Development quality
Semantic markup
Designing for accessibility naturally leads to using correct HTML structure.
Testability
Components with clear roles and labels are easier to find and verify in automated tests.
Maintenance efficiency
Code following accessibility standards has clearer structure, improving team comprehension and maintenance efficiency.