Hybrid Blue is a theme developed mainly for AOSPA/CM11/AOKP Roms .
You must have a Rom that includes the NEW THEME ENGINE UI from CyanogenMod.
Theme icludes :-
Themed Apps
Wallpaper
Icons
Fonts
Boot Animation
Ringtons
Alarms
Notification Sounds
This theme is still WIP and will receive many updates.
Note :- If you use PA Google Stock Package /BanKs GApps Standard 4.4.4 youll get -400 error as they remove AOSP Camera and add Google Camera.. For theme to work properly AOSP Camera is needed..