How to Make Your Website WCAG and ADA Compliant
Published on: 26/06/2026
Contents
- Understanding ADA and WCAG
- WCAG vs ADA: What's the Difference?
- Why Website Accessibility Matters
- Step 1: Evaluate Your Current Website Accessibility
- Step 2: Build Using Semantic HTML
- Step 3: Ensure Full Keyboard Accessibility
- Step 4: Provide Alternative Text for Images
- Step 5: Make Forms Accessible
- Step 6: Verify Color Contrast and Visual Presentation
- Step 7: Use Clear Structure and Consistent Navigation
- Step 8: Test Against WCAG Level AA Standards
- Accessibility Is an Ongoing Process
- Creating Accessible Websites That Work for Everyone
Summary
ADA establishes legal accessibility expectations, while WCAG provides technical guidance. Most organizations target WCAG Level AA to support compliance efforts. Accessibility audits should combine automated, manual, and assistive technology testing. Semantic HTML, keyboard accessibility, and accessible forms are foundational requirements. Accessibility should be integrated into ongoing development processes, not treated as a one-time initiative.
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Digital accessibility is no longer something organizations can postpone. Whether you're running a SaaS platform, an e-commerce website, or an enterprise portal, inaccessible experiences can create barriers for users and expose businesses to compliance risks.
For many organizations, the challenge is understanding where to begin. Terms such as ADA and WCAG, WCAG 508 compliance, and WCAG and ADA compliance are often used interchangeably, even though they serve different purposes.
The good news is that achieving accessibility does not require rebuilding an entire website overnight. A structured approach can help organizations improve usability, reduce risk, and create inclusive digital experiences for everyone.
In this guide, we'll explain the relationship between ADA and WCAG, clarify the ongoing debate around WCAG vs ADA, and outline practical steps to make your website accessible.
Understanding ADA and WCAG
Before making improvements, it is important to understand how accessibility requirements are structured.
The Americans with Disabilities Act (ADA) is a civil rights law that prohibits discrimination against individuals with disabilities. Although the law does not specifically mention websites, courts and regulatory agencies increasingly interpret digital platforms as places that should be accessible.
WCAG (Web Content Accessibility Guidelines), developed by the World Wide Web Consortium (W3C), provides the technical framework organizations use to create accessible websites and applications.
Simply put:
- ADA establishes the legal expectation for accessibility.
- WCAG provides the technical standards for meeting that expectation.
This is why discussions around ADA and WCAG frequently appear together in accessibility initiatives.
WCAG vs ADA: What's the Difference?
Many organizations struggle to understand WCAG vs ADA.
| ADA | WCAG |
|---|---|
| Civil rights legislation | Technical accessibility guidelines |
| Defines equal access requirements | Explains how to build accessible digital experiences |
| Applies broadly to organizations and businesses | Applies specifically to websites, applications, and digital content |
| Enforced through legal and regulatory mechanisms | Used as the accepted accessibility benchmark |
While the ADA does not explicitly require WCAG, courts, regulators, and procurement teams commonly use WCAG Level AA as the benchmark for evaluating digital accessibility.
As a result, organizations pursuing WCAG and ADA compliance typically align their websites with WCAG standards.
Why Website Accessibility Matters
Accessibility is often viewed only as a compliance issue. In reality, accessible websites deliver broader business benefits.
Organizations that invest in accessibility often experience:
- Better user experiences
- Improved website usability
- Increased customer engagement
- Expanded audience reach
- Stronger brand reputation
- Reduced legal and compliance risk
Accessibility also improves experiences for users who:
- Navigate using keyboards
- Use screen readers
- Require captions or transcripts
- Need larger text sizes
- Experience temporary impairments or situational limitations
Inclusive design benefits far more users than many organizations initially expect.
Step 1: Evaluate Your Current Website Accessibility
The first step toward WCAG and ADA compliance is understanding your current accessibility posture.
Start by conducting a comprehensive accessibility audit.
An effective audit should include:
Automated Testing
Automated tools can quickly identify common issues, including:
- Missing alternative text
- Color contrast failures
- Empty links
- Improper heading structures
- Missing form labels
Popular tools include:
- WAVE
- Axe DevTools
- Lighthouse
Manual Accessibility Testing
Automated tools typically detect only a portion of accessibility barriers.
Manual testing helps identify issues involving:
- Keyboard navigation
- Focus order
- Interactive components
- Error handling
- User workflows
Assistive Technology Testing
Testing should include real-world scenarios using assistive technologies such as:
- Screen readers (NVDA, JAWS, VoiceOver)
- Keyboard-only navigation
- Screen magnifiers
- Speech recognition tools
A complete accessibility assessment provides a realistic understanding of barriers affecting users.
Step 2: Build Using Semantic HTML
Semantic HTML forms the foundation of accessible websites.
Proper HTML structure helps assistive technologies understand and interpret content correctly.
Use native HTML elements whenever possible:
- <header>
- <nav>
- <main>
- <section>
- <article>
- <button>
- <form>
Avoid relying exclusively on generic
Semantic markup improves:
- Screen reader compatibility
- Keyboard navigation
- Search engine optimization
- Overall usability
Strong semantic structure is also an important part of WCAG 508 compliance efforts.
Step 3: Ensure Full Keyboard Accessibility
Many users cannot operate a mouse and rely entirely on keyboards.
Every interactive component should be accessible using keyboard controls.
Users should be able to:
- Navigate menus
- Complete forms
- Open dialogs
- Activate buttons
- Access dropdown menus
- Close modal windows
Common keyboard accessibility issues include:
- Keyboard traps
- Missing focus indicators
- Inaccessible menus
- Incorrect tab order
Testing websites without a mouse is one of the simplest ways to identify usability barriers.
Step 4: Provide Alternative Text for Images
Images that convey meaning should include descriptive alternative text.
Good alt text communicates the purpose of the image
For example:
Poor alt text:
"Image"
Better alt text:
"Customer using an online banking dashboard on a laptop."
Decorative images that provide no meaningful information can use empty alt attributes (alt="").
Alternative text supports users who rely on screen readers and remains a core WCAG requirement
Step 5: Make Forms Accessible
Forms often represent critical business workflows.
Accessibility failures in forms can prevent users from:
- Creating accounts
- Completing purchases
- Submitting inquiries
- Accessing services
Accessible forms should include:
- Visible labels
- Clear instructions
- Error identification
- Helpful error messages
- Logical tab order
- Required field indicators
Avoid using placeholder text as the sole method for identifying fields.
Users should always understand:
- What information is required
- Why errors occurred
- How to correct errors
Step 6: Verify Color Contrast and Visual Presentation
Low color contrast remains one of the most common accessibility issues.
WCAG recommends:
- A minimum contrast ratio of 4.5:1 for normal text
- A minimum ratio of 3:1 for large text
Poor contrast can make content difficult to read for users with:
- Low vision
- Color blindness
- Age-related vision changes
Additionally, avoid communicating information through color alone.
For example:
Instead of displaying errors only in red, combine color with:
- Icons
- Text descriptions
- Visual indicators
Step 7: Use Clear Structure and Consistent Navigation
Predictable experiences improve accessibility for all users.
Maintain consistency across:
- Navigation menus
- Page layouts
- Buttons
- Headings
- Labels
Content should follow a logical hierarchy.
Use headings sequentially:
- H1 for page titles
- H2 for major sections
- H3 for subsections
Consistent structure supports both accessibility and usability.
Step 8: Test Against WCAG Level AA Standards
For most organizations, WCAG Level AA remains the accepted accessibility benchmark.
Areas commonly evaluated include:
- Keyboard accessibility
- Focus management
- Text alternatives
- Contrast ratios
- Responsive behavior
- Screen reader compatibility
- Error prevention
- Zoom and text resizing
Organizations pursuing WCAG 508 compliance often align their digital experiences with WCAG Level AA requirements because Section 508 references WCAG standards.
Regular accessibility reviews ensure websites continue meeting expectations as new features are introduced.
Accessibility Is an Ongoing Process
One of the biggest misconceptions about accessibility is that it can be completed once and forgotten.
Websites evolve continuously.
New content, integrations, redesigns, and feature releases can introduce accessibility barriers at any time.
Organizations should establish ongoing accessibility practices, including:
- Regular accessibility audits
- Accessibility testing before releases
- Developer training
- Design reviews
- Continuous monitoring
- Accessibility governance
Long-term accessibility maturity depends on integrating accessibility throughout the development lifecycle rather than treating it as a one-time project.
Creating Accessible Websites That Work for Everyone
Achieving ADA and WCAG compliance is not simply about meeting legal requirements. It is about ensuring digital experiences remain usable, inclusive, and accessible for everyone.
Organizations that invest in accessibility often benefit from improved usability, stronger customer trust, and reduced compliance risk.
Understanding the relationship between WCAG vs ADA, implementing accessibility best practices, and adopting continuous testing processes can help organizations build sustainable accessibility programs.
AccessifyLabs helps organizations achieve WCAG and ADA compliance through expert accessibility audits, remediation guidance, continuous monitoring, and accessibility governance programs designed for enterprise-scale digital environments.
Don't wait for compliance risks to become business risks.
Partner with AccessifyLabs to audit your digital experiences, improve accessibility, and embed compliance into your design and development workflows.
Ready to make your digital products accessible to everyone?
Don’t wait for issues to surface post-launch. AccessifyLabs can help you integrate accessibility testing into your development lifecycle, combining automated tools with expert-led validation to ensure compliance, usability, and a truly inclusive digital experience.
The ADA is a civil rights law that requires equal access, while WCAG provides technical guidelines for creating accessible digital experiences. Organizations often use WCAG standards to support ADA compliance.
ADA establishes legal accessibility obligations, whereas WCAG outlines the technical requirements websites and applications should follow to be accessible.
Most organizations aim for WCAG Level AA because it is widely recognized by regulators, courts, and procurement teams as the accessibility benchmark.
WCAG 508 compliance refers to aligning digital content with accessibility requirements referenced under Section 508, which incorporates WCAG standards for federal agencies and related organizations.
Organizations should conduct accessibility testing regularly, particularly after major releases, redesigns, or feature updates, and establish ongoing monitoring processes to prevent accessibility regressions.
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Abin Roy Choudhury
Co-Founder & CEO
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