lib-colors/src/rgb/helpers/rgb_from_hex.helper.ts

Simple node.js library for work with colors

import type { IRGB } from '../rgb.interface';

export function rgbFromHex(hex: string): IRGB {
  hex = hex.replace(/^#/, '');

  const r = parseInt(hex.substring(0, 2), 16);
  const g = parseInt(hex.substring(2, 4), 16);
  const b = parseInt(hex.substring(4, 6), 16);

  let a;

  if (hex.length === 8) {
    a = parseInt(hex.substring(6, 8), 16) / 255;
  }

  return { r, g, b, a };
}