cssHexToRgb.js

function rgb(hex){
  if (hex.charAt(0) == '#'){
    var color = hex.slice(1)
    var splitter = color.length/3
    var value = []
    for (var i=0;i<3;i++){
      var part = parseInt(color.slice(i*splitter, (i+1)*splitter), 16)
      if (splitter == 1){
        value[i] = ((part+1)*16)-1
      } else {
        value[i] = part
      }
    }
    return 'rgb(' + value.join(', ') + ')'
  } else {
    return hex
  }
}