HexaTime by XDA user Chromium is an app that shows the time on your Android homescreen as a hex triplet code and also changes the colour of your homescreen wallpaper to match that hex code.
- Change style
- Change clock font style
- Adjust size of clock
- Change clock alignment
- Request features that you want to see
I am not a fan of live wallpapers but this is a little different from most that are available.
The app is open source and can be viewed at GitHub if you feel there is room for improvement.
Download from the Play Store