var RGBColor = require('rgbcolor');

var color = new RGBColor('darkblue');

if (color.ok) { // 'ok' is true when the parsing was a success
    // log channels
    console.log(color.r + ', ' + color.g + ', ' + color.b);
    // log HEX and RGB
    console.log(color.toHex());
    console.log(color.toRGB());
}