@atlaskit/adf-schema/dist/es2019/utils/hex-to-rgb.js

Shared package that contains the ADF-schema (json) and ProseMirror node/mark specs

// eslint-disable-line import/no-namespace

import { isHex } from './is-hex';

/**
 * Converts hex color format to rgb.
 * Works well with full hex color format and shortcut as well.
 *
 * @param hex - hex color string (#xxx, or #xxxxxx)
 */
export function hexToRgb(color) {
  if (!isHex(color)) {
    return null;
  }
  let colorBits = color.substring(1).split('');
  if (colorBits.length === 3) {
    colorBits = [colorBits[0], colorBits[0], colorBits[1], colorBits[1], colorBits[2], colorBits[2]];
  }
  const rgb = Number(`0x${colorBits.join('')}`);
  return `rgb(${rgb >> 16 & 255},${rgb >> 8 & 255},${rgb & 255})`;
}