color-rgba 
Convert color string to array with rgba channel values: "rgba(127,127,127,.1)" → [127,127,127,.1].
Usage
const rgba = require('color-rgba')
rgba('red') // [255, 0, 0, 1]
rgba('rgb(80, 120, 160)') // [80, 120, 160, 1]
rgba('rgba(80, 120, 160, .5)') // [80, 120, 160, .5]
rgba('hsla(109, 50%, 50%, .75)') // [87.125, 191.25, 63.75, .75]
rgba`rgb(80 120 160 / 50%)` // [80, 120, 160, .5]API
let [r, g, b, alpha] = rgba(color)
Returns channels values as they are in the input color string argument. alpha is always from 0..1 range. color can be a CSS color string, an array with channel values, an object etc., see color-parse.
Related
- color-normalize − convert any input color argument into a defined output format.
- color-alpha − change alpha of a color string.
- color-interpolate − interpolate by color palette.
License
(c) 2017 Dima Yv. MIT License