This application has long published in the Windows store, besides being free, the application has unique functions .... one is detections color code through Camera phones.
By using this application, you do not need to recite the symbol or color code. Just open the application, and Switch ON the camera through the application of the colour Camera direction then the app to other places that have Color, automatic symbol/color Code will appear on the Lcd screen of mobile phones.
If in need, searching and Alfabeth will help you find some variations in color in one color. Example: Red (pink, magneta, blood color and much more).
The image is a snippet of the image, how do I use Color app. aims to be easy to understand.... May be useful.