Adafruit creates small PCB board using Vishay’s VEML6070 for a quick and simple way to add UV light sensing to any microcontroller project. They also provide a nice library of design documents; pinouts, schematics… Check it out!
You can also view a great video “Light Sensing MP3 Player using Adafruit’s Beginner Arduino Solder-Free Kit” at Arrow.com
And…. if you are looking for RGBW sensor or UVA / UVB sensor; check out these Vishay products: