When was the last time you tested your web app with a keyboard only? Or ran a screen reader to check if your UI made any sense without visuals?
Most developers don’t realize they’re unintentionally building digital barriers that shut out millions of users — and that means you're also shutting down your growth, conversions, and brand reputation.
Let’s fix that. 👇
🔍 1. Missing Alternative Text for Images
Images without proper alt
text are useless for screen readers.
This is one of the most common accessibility violations and also the easiest to fix.
✅ Fix it:
src="product.jpg">
src="product.jpg" alt="Black leather office chair with armrests">
💡 How to write good alt text (W3C)
⌨️ 2. Keyboard Navigation Isn't Working Properly
Can your users tab through your site smoothly? If not, you're locking out users who rely on keyboards or assistive technologies.
✅ Fix it:
Ensure all interactive elements (like buttons, links, modals) are focusable.
Use
:focus-visible
to style elements clearly during tab navigation.Avoid using elements that hijack keyboard events.
button:focus-visible {
outline: 2px solid #4f46e5;
outline-offset: 2px;
}
🚀 Bonus tool: WebAIM's Keyboard Accessibility Checklist
🧩 3. Low Color Contrast
If users can’t read your text, it doesn’t matter how “on-brand” your colors are.
✅ Fix it:
Aim for a minimum contrast ratio of 4.5:1 between text and background.
Use tools like Contrast Checker to test your colors.
/* Avoid light grey text on white backgrounds */
color: #6b7280; /* Better */
📢 4. No ARIA or Semantic Elements
If your site relies only on ✅ Fix it: Use semantic HTML5 tags like Where needed, add ARIA roles like 🧠 Learn more: MDN Web Docs - ARIA roles Accessibility is not just about screen readers — it's also about layout adaptability. ✅ Fix it: Use relative units like Ensure text and layout don’t break when zoomed to 200%. 🧪 Responsive Design Principles - Google Developers Ever opened a modal and couldn’t escape it with the keyboard? That’s a focus trap failure. ✅ Fix it: Placeholder text ≠ label. Screen readers skip placeholders, and that’s a problem. ✅ Fix it:, screen readers might struggle to understand the layout.
,
,
,
, etc.
role="dialog"
or aria-live="polite"
.
📱 5. Not Responsive or Zoom-Friendly
em
, rem
, %
instead of px
.
html {
font-size: 100%; /* respect user settings */
}
🔊 6. No Focus Traps in Modals
Use libraries like Focus Trap or manage focus manually when opening/closing modals.
modal.addEventListener('keydown', (e) => {
if (e.key === 'Tab') {
// handle focus wrap logic
}
});
✅ 7. No Accessible Form Labels
html
Email Address
## 📣 Final Thought: Accessibility is Not Optional
Web accessibility isn’t just a “nice to have” — it’s a **requirement** that improves usability for *everyone*.
You don’t have to be an expert overnight, but you do have to start somewhere.
Every improvement makes a difference. Every inclusive line of code counts.
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