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chromatism

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A simple set of utility functions for colours.

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import makeColourObject from './convert' import convert from '../helpers/convert-to-type' export default function brightness (shift, colourRef) { var colour = convert('hsl', colourRef) colour.l += shift if (colour.l < 0) { colour.l = 0 } else if (colour.l > 100) { colour.l = 100 } return makeColourObject(colour) }