This is a Drupal-centric version of Principles of Accessible Design, part of the Introduction to Web Accessibility by WebAIM.org.
The following tips will improve the accessibility of your forms:
A list of modules that can help improve the accessibility of your site.
This page provides an overview of best practices for making page and site navigation more accessible.
This page provides information on accessibility issues with structure, markup, data tables and page navigation
Because she is amazing, Ann McMeekin has prepared for us a guide to designing accessibility into themes - it's useful far beyond this
Not all techniques for hiding content are appropriate for users with screen readers or other adaptive technologies. This page covers major
Type on the web must have a high level of readability. Readability is a measure of how easily words, phrases and blocks of copy can be read.
The following guidelines will help with building rich Internet applications
For most of us it would be hard to understand the web without images, audio, video and new interactive media. However, much of that
For screen reader users and SEO, it is important to put in alternative text for images that convey the meaning that the visual represents.
Skip navigation links are one of the easiest ways to quickly improve the accessibility of your site. Skip links allow site visitors to jump
According to Vischeck, "Roughly 1 in 20 people have some sort of color vision deficiency." Having sufficient contrast between the text color
This page discusses two types of validation:
Headings allow screen-reader and assistive technology users to skim the structure of a page and navigate to or skip over sections.