Drilldown: referencecollection

General (4)

0.000 (4) · 105.000 (1) · 117.000 (1) · 2.000 (1) · 298.000 (1) · 316.000 (1) · 333.000 (1) · 350.000 (1)

Understanding Web Content Accessibility Guidelines (WCAG) 2.1 (2)

Other values: ; A macOS app for quick access to WCAG color contrast ratios Accessibility Developer Guide Accessible color palettes based on WCAG Guidelines of text and background contrast ratios Article: Color and contrast accessibility Assesses if a website meets the WCAG 2.0 color contrast success criteria Change on Request Checks and finds good contrast between two colors Color Blindness Color Contrast Accessibility Validator Color Safe Color Tool Colortester Colour contrast - why does it matter Contrast Contrast calculator: Calculating and testing easily accessible colour combinations Contrast minimum Contrast Ratio Contrast ratio calculator and checker Create, share, and apply color palettes and measure the accessibility level of any color combination Dave Gash, Meggin Kearney, Rachel Andrew, Rob Dodson - Google Developers Deque University - Accessibility Basic Concepts Free color contrast analysis tools for web pages or color-pairs GOV.UK - Accessibility in government Guide: Colours and contrast HTML Geolocation API http://colorsafe.co/ https://accessibility.blog.gov.uk/2016/06/17/colour-contrast-why-does-it-matter/ https://addons.mozilla.org/en-US/firefox/addon/nocoffee/ https://alfasado.net/apps/colortester.html https://color.a11y.com/?boia https://contrast-finder.tanaguru.com/ https://contrast-ratio.com https://dequeuniversity.com/class/archive/basic-concepts1/types-of-disabilities/color-blindness https://material.io/resources/color/ https://usecontrast.com/ https://wearecolorblind.com/resources/collection/resources-for-designing-for-the-colorblind/ https://web.dev/color-and-contrast-accessibility/ https://www.accessibility-developer-guide.com/knowledge/colours-and-contrast/ https://www.leserlich.info/werkzeuge/kontrastrechner/index-en.php https://www.smashingmagazine.com/2018/04/designing-accessibility-inclusion/#lens-material-honesty https://www.w3.org/WAI/tips/designing/#provide-sufficient-contrast-between-foreground-and-background https://www.w3.org/WAI/WCAG21/Techniques/general/G75.html https://www.w3.org/WAI/WCAG21/Techniques/general/G76.html https://www.w3.org/WAI/WCAG21/Understanding/change-on-request.html https://www.w3.org/WAI/WCAG21/Understanding/contrast-minimum.html https://www.w3.org/WAI/WCAG21/Understanding/interruptions.html https://www.w3.org/WAI/WCAG21/Understanding/use-of-color.html https://www.w3schools.com/html/html5_geolocation.asp https://www.w3schools.com/jsref/prop_nav_language.asp Interruptions Lens of Material Honesty Leserlich - German Federation of the Blind and Partially Sighted Navigator language Property No Coffee - Vision simulator for Firefox Provide sufficient contrast between foreground and background Providing a mechanism to postpone any updating of content Providing a mechanism to request an update of the content instead of updating automatically Resources for Designing for the Colorblind Simulates slight to extreme vision problems Steven Lambert - Smashing Magazine Tanaguru Contrast Finder Techniques for the Web Content Accessibility Guidelines (WCAG) 2.1 Tips for Getting Started - 3WC Web Accessibility Initiative Use of Color W3Schools - Get the language of the browser W3Schools - Locate a user's position We Are Colorblind Web Content Accessibility Guidelines

None (2) · Color Scheme (1) · Consistency (1)

0.000 · 16.000 · None · 2.000 · 328.000 · 100.000 · 105.000 · 13.000 · 140.000 · 145.000 · 151.000 · 17.000 · 177.000 · 184.000 · 20.000 · 205.000 · 229.000 · 236.387 · 256.000 · 257.000

Other values: ; 6.000 7.000 28.000 30.000 42.000 43.000 53.000 54.000 75.000 76.500 276.000 285.000 304.000 306.000 314.238 318.000 320.000 322.000 324.000 336.000 351.000 356.000

None (2) · Color Oracle (1) · Color palettes suitable for color blindness (1) · Colorblindly (1) · Consistent Identification (1) · Consistent Navigation (1) · Free color blindness simulator (1) · How to Use Color Blind Friendly Palettes to Make Your Charts Accessible (1) · https://chrome.google.com/webstore/detail/colorblindly/floniaahmccleoclneebhhmnjgdfijgg (1) · https://colororacle.org (1) · https://venngage.com/blog/color-blind-friendly-palette/ (1) · https://www.w3.org/WAI/WCAG21/Techniques/general/G107.html (1) · https://www.w3.org/WAI/WCAG21/Techniques/general/G61.html (1) · https://www.w3.org/WAI/WCAG21/Understanding/consistent-identification (1) · https://www.w3.org/WAI/WCAG21/Understanding/consistent-navigation.html (1) · https://www.w3.org/WAI/WCAG21/Understanding/on-focus.html (1) · https://www.w3.org/WAI/WCAG21/Understanding/on-input.html (1) · On Focus (1) · On Input (1) · Presenting repeated components in the same relative order each time they appear (1) · Simulates colorblindness in your web browser (1) · Techniques for the Web Content Accessibility Guidelines (WCAG) 2.1 (1) · Understanding Web Content Accessibility Guidelines (WCAG) 2.1 (1) · Using 'activate' rather than 'focus' as a trigger for changes of context (1)

None (3) · Information in color (1)

None (3) · 0.000 (1) · 2.000 (1) · 310.000 (1)

None (3) · 3WC - Web Accessibility Initiative (1) · Color and contrast accessibility: Don't convey information with color alone (1) · Dave Gash, Meggin Kearney, Rachel Andrew, Rob Dodson - Google Developers (1) · Don’t use color alone to convey information (1) · Examples of designs that work well or don't work for colorblind people (1) · https://riccardoscalco.it/textures/ (1) · https://wearecolorblind.com/examples/ (1) · https://web.dev/color-and-contrast-accessibility/#don't-convey-information-with-color-alone (1) · https://www.smashingmagazine.com/2018/04/designing-accessibility-inclusion/#lens-color (1) · https://www.w3.org/WAI/tips/designing/#dont-use-color-alone-to-convey-information (1) · Lens of Color (1) · Steven Lambert - Smashing Magazine (1) · SVG patterns for Data Visualization (1) · Textures.js (1) · We Are Colorblind (1)

None (4)

None (4)

None (4)

None (4)

None (4)

None (4)

None (1) · Color_References (1) · Contrast_References (1) · Time_events_References (1)

Color (1) · Contrast (1) · Identification (1) · Predictability (1)

None (4)