Contrast References

headline 1	General
headline 1 coordinates	333.000, 0.000, 0.000
references 1	Contrast minimum; Understanding Web Content Accessibility Guidelines (WCAG) 2.1; https://www.w3.org/WAI/WCAG21/Understanding/contrast-minimum.html; Provide sufficient contrast between foreground and background; Tips for Getting Started - 3WC Web Accessibility Initiative; https://www.w3.org/WAI/tips/designing/#provide-sufficient-contrast-between-foreground-and-background; Contrast calculator: Calculating and testing easily accessible colour combinations; Leserlich - German Federation of the Blind and Partially Sighted; https://www.leserlich.info/werkzeuge/kontrastrechner/index-en.php; Contrast Ratio; Contrast ratio calculator and checker; https://contrast-ratio.com; Color Tool; Create, share, and apply color palettes and measure the accessibility level of any color combination; https://material.io/resources/color/; Tanaguru Contrast Finder; Checks and finds good contrast between two colors; https://contrast-finder.tanaguru.com/; No Coffee - Vision simulator for Firefox; Simulates slight to extreme vision problems; https://addons.mozilla.org/en-US/firefox/addon/nocoffee/; Guide: Colours and contrast; Accessibility Developer Guide; https://www.accessibility-developer-guide.com/knowledge/colours-and-contrast/; Article: Color and contrast accessibility; Dave Gash, Meggin Kearney, Rachel Andrew, Rob Dodson - Google Developers; https://web.dev/color-and-contrast-accessibility/; Color Contrast Accessibility Validator; Free color contrast analysis tools for web pages or color-pairs; https://color.a11y.com/?boia; Colortester; Assesses if a website meets the WCAG 2.0 color contrast success criteria; https://alfasado.net/apps/colortester.html; Contrast; A macOS app for quick access to WCAG color contrast ratios; https://usecontrast.com/; Color Safe; Accessible color palettes based on WCAG Guidelines of text and background contrast ratios; http://colorsafe.co/; Colour contrast - why does it matter; GOV.UK - Accessibility in government; https://accessibility.blog.gov.uk/2016/06/17/colour-contrast-why-does-it-matter/
headline 2
headline 2 coordinates
references 2
headline 3
headline 3 coordinates
references 3
headline 4
headline 4 coordinates
references 4
headline 5
headline 5 coordinates
references 5
links to	Color_References
belongs to	Contrast
contains