Accessibility Checker
Check your website's accessibility and WCAG compliance with our comprehensive accessibility audit tool. Identify accessibility barriers, get detailed WCAG compliance reports, and receive actionable recommendations to make your site usable for everyone while improving your SEO performance.
Real Analysis: This tool performs actual accessibility analysis by fetching and parsing HTML content. For comprehensive audits, combine with specialized tools like axe-core, WAVE, or professional accessibility testing services.
Why Web Accessibility Matters for Business & SEO
Web accessibility ensures that websites and digital content are usable by everyone, including people with disabilities. It's not just the right thing to do—it's also legally required in many jurisdictions, improves SEO, and expands your market reach to 1.3 billion people with disabilities worldwide.
Inclusive Design
Make your website usable for the 1.3+ billion people with disabilities worldwide, expanding your potential customer base by 15-20%
Legal Compliance
Meet ADA, Section 508, and WCAG requirements to avoid costly lawsuits. Web accessibility lawsuits increased 320% in recent years
Better SEO
Accessible websites rank better in search engines. Many accessibility practices directly improve SEO performance and user experience
Understanding WCAG 2.1 Guidelines
The Web Content Accessibility Guidelines (WCAG) 2.1 provide the international standard for web accessibility. Understanding these levels helps you prioritize accessibility improvements.
Basic accessibility features that remove the most significant barriers for users with disabilities.
- • Images have alt text
- • Videos have captions
- • Content is keyboard accessible
- • Page has proper headings
- • Links have descriptive text
Recommended standard that removes significant barriers. Required by most accessibility laws.
- • Color contrast ratio 4.5:1
- • Text can resize to 200%
- • No seizure-inducing content
- • Multiple ways to find pages
- • Focus indicators visible
Enhanced accessibility for specialized content. Not required for entire websites but good for critical content.
- • Color contrast ratio 7:1
- • No background audio
- • Sign language interpretation
- • Reading level assistance
- • Context-sensitive help
How Accessibility Improves SEO
🔍 Direct SEO Benefits
- Alt Text: Helps search engines understand image content for better image SEO
- Heading Structure: Proper H1-H6 hierarchy improves content organization for crawlers
- Descriptive Links: Clear link text provides context for search engines
- Page Titles: Accessible titles improve click-through rates from search results
📈 Indirect SEO Benefits
- Lower Bounce Rate: Accessible sites keep users engaged longer
- Better User Experience: Improved usability signals to search engines
- Mobile Optimization: Accessibility practices improve mobile usability
- Page Speed: Clean, semantic code often loads faster
Most Common Accessibility Issues
- Missing Alt Text: 67% of websites have images without alt attributes
- Low Color Contrast: 86% of home pages have insufficient contrast
- Missing Form Labels: 59% of forms lack proper labeling
- Empty Links: Links without descriptive text or purpose
- Missing Skip Links: No way to bypass navigation menus
- Poor Heading Structure: Skipped heading levels or missing H1
- Keyboard Traps: Users can't navigate away from elements
- Missing Focus Indicators: No visual indication of keyboard focus
Web Accessibility FAQ
What level of WCAG compliance should I aim for?
Most organizations should aim for WCAG 2.1 Level AA compliance, which is the standard required by most accessibility laws including the ADA, Section 508, and EN 301 549. Level AAA is recommended only for specialized content serving users with specific needs.
How does accessibility affect my website's SEO?
Accessibility improvements often directly benefit SEO through better content structure, descriptive text, and improved user experience. Search engines can better understand and index accessible content, leading to improved rankings and visibility.
What are the legal requirements for web accessibility?
In the US, the ADA applies to places of public accommodation, and many courts reference WCAG 2.1 AA. Section 508 requires federal agencies to be accessible. The EU has similar requirements under the European Accessibility Act. Requirements vary by jurisdiction and organization type.
How often should I test my website for accessibility?
Test accessibility during development, before major releases, and quarterly for existing sites. Automated tools can catch 20-30% of issues, so combine them with manual testing and user testing with people who have disabilities for comprehensive coverage.
What tools should I use for comprehensive accessibility testing?
Use automated tools like axe-core, WAVE, or Lighthouse for initial screening. Combine with manual testing using screen readers (NVDA, JAWS, VoiceOver), keyboard-only navigation, and color contrast analyzers. Consider professional accessibility audits for critical applications.