Color and accessibility

This video was created by the Digital Accessibility Program at UC Berkeley. Topics include color contrast ratios and the use of color to convey information. Links in slideshow: Prevalence estimates of low vision (CDC): https://www.cdc.gov/visionhealth/vehss/estimates/vision-loss-prevalence.html Perkins School for the Blind: https://www.perkins.org/what-blindness-really-looks-like/ fire.ca.gov Wikipedia / California: https://en.wikipedia.org/wiki/California Colors for non-underlined links (WCAG): https://www.w3.org/WAI/WCAG21/working-examples/link-contrast/ CSSViewer: https://chrome.google.com/webstore/detail/cssviewer/ggfgijbpiheegefliciemofobhmofgce/related WebAIM Contrast Checker: https://webaim.org/resources/contrastchecker/ Colour Contrast Checker: https://colourcontrast.cc/ TPGI's Colour Contrast Analyzer: https://www.tpgi.com/color-contrast-checker/ Siteimprove: Siteimprove.com WAVE: https://chrome.google.com/webstore/detail/wave-evaluation-tool/jbbplnpkjmmeebjpijfedlgcdilocofh WCAG contrast checker: https://chrome.google.com/webstore/detail/wcag-color-contrast-check/plnahcmalebffmaghcpcmpaciebdhgdf DAP website / Color: https://dap.berkeley.edu/learn/concepts/color Colorblindly: https://chrome.google.com/webstore/detail/colorblindly/floniaahmccleoclneebhhmnjgdfijgg?hl=en W3C: Understanding WCAG 1.4.1 Use of Color: https://www.w3.org/WAI/WCAG21/Understanding/use-of-color.html W3C: Understanding WCAG 1.4.3: Contrast (Minimum): https://www.w3.org/WAI/WCAG21/Understanding/contrast-minimum.html