Chapter 17
Beginner
9 min read
Semantic HTML
Accessibility & ARIA
Web accessibility ensures everyone — including people with disabilities — can use your website. ARIA attributes help screen readers.
🎯 What you'll learn
✓Understand WCAG guidelines
✓Use ARIA roles and attributes
✓Add skip links and focus
management
✓Write accessible forms and
images
Introduction to Accessibility & ARIA
This chapter covers Accessibility & ARIA in depth. Understanding this topic is essential for writing clean, modern HTML. Use the live editor below to experiment as you read.
💡 In This Chapter
You will see real code examples, clear
explanations, and a live editor to practice immediately — no setup needed.
Aria Attributes
Screen reader helpers.
HTML
<button aria-label="Close dialog">✕</button>
<div role="alert">Form submitted!</div>
<img src="chart.png" alt="Sales chart for 2025">Skip Links
Keyboard navigation.
HTML
<a href="#main-content" class="skip-link">Skip to main content</a>
<main id="main-content">…</main>Try It Yourself
Edit the code below and click ▶ Run to see your changes live.
Live Editor
✎ Editor
👁 Preview
❓ Quick Check — Chapter 17
What does ARIA stand for?
📄 Chapter Summary
- Understand WCAG guidelines
- Use ARIA roles and attributes
- Add skip links and focus management
- Write accessible forms and images