W3C Resources
- Video: Text to Speech | Web Accessibility Perspectives
- Images Concepts | Web Accessibility Tutorials - Guidance on how to create websites that meet WCAG
- an alt Decision Tree
- Image text alternatives (alt text) | Easy Checks
- HTML 5.3 4.7.5.1.3. A link or button containing nothing but an image
- HTML 5.3 section 4.7.5.1.19 Logos, insignia, flags, or emblems