ADA Compliance Guide

The Most Common ADA Website Accessibility Violations

The WebAIM Million study consistently finds the same violations across 96%+ of websites. These common issues are exactly what plaintiff attorneys scan for — and they're usually easy to fix. Here are the violations that trigger the most lawsuits.

1. Missing Alternative Text on Images

Found on 55%+ of all websites. Every meaningful image needs descriptive alt text. Decorative images should have empty alt attributes (alt=""). Screen readers announce images without alt text as 'image' or read the filename, making the page incomprehensible. Fix: Add descriptive alt text to all meaningful images.

2. Low Color Contrast

Found on 80%+ of all websites. Text must have a contrast ratio of at least 4.5:1 against its background (3:1 for large text). Light gray text on white backgrounds is the most common offender. Fix: Use a contrast checker and update your color palette to meet minimum ratios.

3. Missing Form Input Labels

Found on 45%+ of websites. Every form field needs a programmatically associated label — either a <label> element with a matching 'for' attribute, or an aria-label. Placeholder text alone is not sufficient. Fix: Add proper <label> elements to all form fields.

4. Empty Links and Buttons

Found on 50%+ of websites. Links and buttons must have discernible text. Icon-only buttons need aria-label attributes. Links that just say 'click here' or 'read more' don't provide context. Fix: Add descriptive text or aria-labels to all interactive elements.

5. Missing Document Language

Found on 17%+ of websites. The HTML element needs a lang attribute (e.g., lang="en"). This tells screen readers which language to use for pronunciation. It's a one-line fix that affects every page. Fix: Add lang attribute to your <html> tag.

6. Missing Skip Navigation

Keyboard users must tab through every navigation link on every page without a skip link. Add a 'Skip to main content' link as the first focusable element on each page. It can be visually hidden until focused. Fix: Add a skip navigation link to your layout.

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