this small app is an excercise that allow the user create an square from the selected color
if you run index.js it will give you a response whit a random color
if you want to use your own colors just type the color and the luminocity as arguments
node index.js red dark
if you want a more interactive response type this:
node index.js ask
Also you can change the size of the square using as first argument a WWxHH formated number
node index.js 30x20 ask green dark