18F Accessibility Guide

18F's Accessibility Guide, based off of the Web Content Accessibility Guidelines (WCAG), provides information on web accessibility best practices. The guide provides a checklist, tools, a writing guide, videos, and tutorials. Information on web accessibility best practices for keyboards, images, color and contrast, forms, flashing, page titles, headings, hidden content, landmark elements, multimedia, timeouts, language, tables, CSS dependence, and inline frames is provided.