A list of articles about accessibility...
- A11y Style Guide: a living style guide or pattern library, generated from KSS documented styles.
- Accessibility Matters - Deque Blog: Accessible Client-side Form Validation with HTML5.
- Using WAI-ARIA Landmarks – 2013: Comparison of ARIA landmark roles and HTML5 structural elements.
- The Accessibility Cheatsheet: posted 2015
- Periodic Table of ARIA 1.0 Roles: interactive table of roles
- Periodic Table of ARIA 1.0 attributes: interactive table of attributes
- ARIA: Accessible Rich Internet Applications.
- Introduction to Web Accessibility: W3C - Making the Web Accessible.
- Using WAI-ARIA in HTML: Working Draft 27 September 2018.
- Accessibility Checker by EXPERTE.com: find out how accessible your website is. The tool crawls your site, making sure that each subpage can be correctly displayed by screen readers, allowing even blind and visually-impaired users to make full use of it.
- Color Contrast Checker: Simply select or enter a foreground and background color in RGB hexadecimal format.