WAVE is a suite of evaluation tools that helps authors make their web content more accessible to individuals with disabilities. WAVE can identify many accessibility and Web Content Accessibility Guideline (WCAG) errors, but also facilitates human evaluation of web content.
TPGi’s free color contrast checker tool that allows you to easily determine the contrast ratio of two colors simply using an eyedrop tool. The CCA enables you to optimize your content–including text and visual elements–for individuals with vision disabilities like color-blindness and low-vision impairments.
JAWS, Job Access With Speech, is the world’s most popular screen reader, developed for computer users whose vision loss prevents them from seeing screen content or navigating with a mouse. JAWS provides speech and Braille output for the most popular computer applications on your PC. You will be able to navigate the Internet, write a document, read an email and create presentations from your office, remote desktop, or from home.
On your Mac, use the VoiceOver pane of Accessibility preferences to turn VoiceOver on or off, open VoiceOver Utility, or start the VoiceOver tutorial. To change these preferences, choose Apple menu > System Preferences, click Accessibility, then click VoiceOver.
The instructions provided here mainly relate to screen readers, with some information for keyboard only users. Resources were tested using JAWS and Internet Explorer, but should be useful for other screen readers and browsers.