hex-rgb

hex-rgb

Convert HEX color to RGBA

Install

$ npm install hex-rgb

Usage

import hexRgb from 'hex-rgb';

hexRgb('4183c4');
//=> {red: 65, green: 131, blue: 196, alpha: 1}

hexRgb('#4183c4');
//=> {red: 65, green: 131, blue: 196, alpha: 1}

hexRgb('#fff');
//=> {red: 255, green: 255, blue: 255, alpha: 1}

hexRgb('#22222299');
//=> {red: 34, green: 34, blue: 34, alpha: 0.6}

hexRgb('#0006');
//=> {red: 0, green: 0, blue: 0, alpha: 0.4}

hexRgb('#cd2222cc');
//=> {red: 205, green: 34, blue: 34, alpha: 0.8}

hexRgb('#cd2222cc', {format: 'array'});
//=> [205, 34, 34, 0.8]

hexRgb('#cd2222cc', {format: 'css'});
//=> 'rgb(205 34 34 / 80%)'

hexRgb('#000', {format: 'css'});
//=> 'rgb(0 0 0)'

hexRgb('#22222299', {alpha: 1});
//=> {red: 34, green: 34, blue: 34, alpha: 1}

hexRgb('#fff', {alpha: 0.5});
//=> {red: 255, green: 255, blue: 255, alpha: 0.5}

API

hexRgb(hex, options?)

hex

Type: string

The color in HEX format. Leading # is optional.

options

Type: object

format

Type: string
Values: 'object' | 'array' | 'css'
Defaults: 'object'

The RGB output format.

Note that when using the css format, the value of the alpha channel is rounded to two decimal places.

alpha

Type: number

Set the alpha of the color.

This overrides any existing alpha component in the Hex color string. For example, the 99 in #22222299.

The number must be in the range 0 to 1.

Related

See rgb-hex for the inverse.