For Developers
Browser extensions, tools, and software:
- WAVE extension
- Chris Pederick's Web Developer tools
- The Contrast Triangle for Link Contrast
- Colour Contrast Analyzer Standalone App
- Accessible Color Recommendations
General resources:
- HTML5 Accessibility Support Status
- Adventurer's Guide to W3C Specs
- WCAG 2.1 Checklist with Filters and Links
- Will your code work with assistive technologies?
- Barclay's Accessibility Design Standards for Mobile-based systems
- Understanding Web Accessibility Color Contrast Guidelines and Ratios
- CSS can influence screen readers
ARIA
- What the Heck is ARIA? A Beginner's Guide to ARIA for Accessibility
- ARIA labels
- WAI-ARIA Cheat Sheet by Digital A11Y
- ARIA Cheat Sheet by Steven Roberts
- felipelinhares WAI-ARIA Guide