Here are some tools you can use to evaluate web site accessibility.
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Google Chrome
- Google Chrome's Chromevox Extension
- SiteImprove Free Chrome Plugin
- NC State University's Color Contrast Analyzer for Chrome - Can be used to evaluate color contrast on an entire web page or a region of a page. Includes images of text in its analysis.
- Chrome Accessibility Audit - View > Developer > Developer Tools > Audits
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