General digital accessibility information
Resources from Esri
Web Map best practices blog posts
- Accessibility design principles
- Add emphasis by highlighting your area of interest
- Add emphasis to our map using your data values
Using Blend Modes
Pop-up configuration blog posts
Alternative text resources
- How to write alt text and image descriptions for the visually impaired from Perkins School for the Blind
Common keyboard shortcuts
- Designing and testing for accessibility in GIS and mapping blog post includes common keyboard shortcuts in Esri
- WebAIM keyboard shortcuts for NVDA
Colors
- Colorblindly colorblindness simulator available as a Chrome plugin
- WebAIM color contrast checker
- Commonwealth's Digital Accessibility Fundamentals: Color has a great amount of general information about color and accessibility
- Esri color ramps blog post on Esri Developer
Reading level editor
Automated testing tools
- Axe DevTools
- WAVE (web accessibility evaluation tool)
Video Resources
- Commonwealth's guidance on video accessibility
- Captions and videos blog post from UC Berkley