@onesy/utils/esm/lighten.js

Utils

import is from './is';
import clamp from './clamp';
import colorToRgb from './colorToRgb';

const lighten = (value, coefficient) => {
  const values = colorToRgb(value, undefined, true);

  if (is('array', values) && values.length >= 3) {
    values.slice(0, 3).forEach((item, index) => values[index] += (255 - item) * clamp(coefficient, 0, 1));
    const [r, g, b, a] = [...values.slice(0, 3).map(item => Math.round(Number(item))), values[3]];
    return "rgb".concat(a ? 'a' : '', "(").concat(r, ", ").concat(g, ", ").concat(b).concat(a ? ", ".concat(a) : '', ")");
  }
};

export default lighten;