Rainbow.js

Installation

Install this version via npm:

npm install rainbow.js

And use in your node source:

var Rainbow = require('rainbow.js');

Methods

Supported colors schemas are:

• RGB ( Red Green Blue )
• hex RGB
• HSV ( Hue Saturation Brightness )
• CMYK ( Cyan Magenta Yellow Key black )

Examples of use:

RGB to HSV:

var test = new Rainbow({ r: 255, g: 255, b: 255 });
console.log( test.hsv );
> { h: 0, s: 0, v: 100 }

HSV to RGB:

var test = new Rainbow({ h: 0, s: 0, v: 100 });
console.log( test.rgb );
> { r: 255, g: 255, b: 255 }

RGB to hex:

var test = new Rainbow({ r: 255, g: 255, b: 255 });
console.log( test.hex );
> 'ffffff'

hex to RGB:

var test = new Rainbow('ffffff');
console.log( test.rgb );
> { r: 255, g: 255, b: 255 }

RGB to CMYK:

var test = new Rainbow({ r: 255, g: 255, b: 255 });
console.log( test.cmyk );
> { c: 0, m: 0, y: 0, k: 0 }

CMYK to RGB:

var test = new Rainbow({ c: 0, m: 0, y: 0, k: 0 });
console.log( test.rgb );
> { r: 255, g: 255, b: 255 }

License

Rainbow is released under the GNU General Public License (GPL3): Copyright (C) 2012 jiin

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

On Debian systems, the complete text of the GNU General Public License can be found in /usr/share/common-licenses/GPL-3.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.