Webpage with gauge charts

You have been told to create a webpage with gauge charts. The data handled comes from a database that stores wattage data of a building. Choosing between

HTML5, Java EE/JavaServer Faces, JavaFX, Python

which technology would you use? My priorities are (in order)

• I have a few time to code;


• the charts should be very good looking

Please provide a very little example that proves your idea