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apca-w3

APCA: the Accessible Perceptual Contrast Algorithm, a modern contrast method that improves readability contrast on self-illuminated displays. Developed for the W3C's WCAG 3 and other standards.

v0.1.9 URL: https://unpkg.com/apca-w3@0.1.9/src/apca-w3.js

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CSSHTMLPDFRTFsRGBRGBP3displayP3Adobe RGBLChLstarcolorcolourcontrastlightnessbrightnessluminanceluminance contrastlightness contrastperceptual contrastvisual contrastcolor contrastcolour contrasttext contrastAPCA contrastA11y contrastconstant contrastaccessible contrastreadability contrastreadabilityaccessibilitycontrast sensitivityspatial frequencyspacial frequencydesign toolsdesign systemsdesign guidelinestypographya11yW3CWCAGWCAG 2WCAG 3SACAMSAPCAPCA

postcss-contrast

PostCSS plugin to change text color depending on background color contrast

v0.0.4 URL: https://unpkg.com/postcss-contrast@0.0.4/index.js

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csspostcsspostcss-plugincolorcolourcontrast

chromator

Library for converting colour codes and manipulating relative luminance and contrast ratio

v0.0.9 URL: https://unpkg.com/chromator@0.0.9/dist/index.js

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colourcolorcontrastcontrast ratioluminancelightnessbrightnesssaturationhuechromachromatorcolour conversion

bridge-pca

A Bridge for WCAG_2 contrast using APCA (Advanced Perceptual Contrast Algorithm), technology.

v0.1.6 URL: https://unpkg.com/bridge-pca@0.1.6/src/bridge-pca.js

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colorcolourCSScontrastdesign toolsWCAGAPCAaccessibilityreadability

rcolor

Random color is a simple javascript module for generating random colors that contrast enough to distinguish between one another, and are not too loud (by default, all colours can have readable black/dark font overlayed).

v2.0.2 URL: https://unpkg.com/rcolor@2.0.2/dist/rcolor.js

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randomcolorcolourgoldenratiogolden ratiographchartseries