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136 packages found
See Stars • a lightweight set of utilities to take an sRGB or displayP3 color, and extract the CIE Y relative luminance, and then convert to CIE L* (perceptual lightness). Takes RGB colors as simple arrays (as created with colorParsley). Bonus utilities t
A set of simple color functions.
Create ARIA-compliant color themes based on a predominant color palette.
A powerful and fully typed color library.
React Profile Editor, crop, upload, apply filters and adjust colors for your avatar image. Optimize the image size for your application
- react
- profile
- image
- image editor
- image crop
- crop image
- image filter
- filter image
- filter
- adjust
- brightness
- saturation
- contrast
- crop
- View more
Delta Phi Star is a general purpose method of determining perceptual lightness contrast developed by Andrew Somers (Myndex Research), and is a sibling of APCA and SACAM. It is a simplified method using easily invertible standardized maths, however it lack
A selection of a11y helpful functions for working with HEX colors.
Determine which record is higher-ranking in a MARC record pair
Converts a RGG color, of a specific base palette, to a desired contrast value. This allows any primary color to be WCAG 2.0 Level AAA accessible.
Small library to apply a contrast transformation to a image
Color utilities and parsers
React higher-order component to automatically enforce color accessibility
Get relative luminance from a color string.
test whether a color is dark or light
Evaluate if a to colors have sufficient contrast to pass WCAG requirements.
- wcag
- color
- contrast
- luminance
- contrast-ratio
- accessibility
- a11y
- relative-luminance
- color-contrast
- text-legibility
JavaScript Library for Setting Text Color According to Background-Color
An accessible color interface
a vanilla js function that takes in an array of colors and returns the wcag contrast scors of all of their combinaations