index.js
25 lines
| 1 | import { colord } from 'colord'; |
| 2 | |
| 3 | /** |
| 4 | * Turn hex values to RGBA. |
| 5 | * |
| 6 | * @param {string} hex the color hex. |
| 7 | * @param {number} alpha the alpha number. |
| 8 | * @return {string} rgba color. |
| 9 | */ |
| 10 | export default function hexToRGBA( hex, alpha ) { |
| 11 | if ( ! hex ) { |
| 12 | return ''; |
| 13 | } |
| 14 | |
| 15 | if ( ! alpha && 0 !== alpha ) { |
| 16 | return hex; |
| 17 | } |
| 18 | |
| 19 | if ( 1 === alpha || ! hex.startsWith( '#' ) ) { |
| 20 | return hex; |
| 21 | } |
| 22 | |
| 23 | return colord( hex ).alpha( alpha ).toRgbString(); |
| 24 | } |
| 25 |