A function that takes a HEX code and returns the rgb value.

getRGB(hex)

function getRGB(hex) {
  if(hex[0] === '#') {
    hex = hex.substring(1,7);
  }

  var r = parseInt(hex.substring(0,2),16);
  var g = parseInt(hex.substring(2,4),16);
  var b = parseInt(hex.substring(4,6),16);

  return 'rgb(' + r + ', ' + g + ', ' + b + ')';
}