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KITKAT Ui has been completely redesigned keeping google’s material design guidelines in mind.Try L-KAT Dark theme for dark settings and statusbar whereas L-KAT is more closer to android L preview. Latest android L preview fonts, wallpapers and boot animation are included. Each UI elementis themed to match individual app themes. Optimized for XXHDPI/XHDPI/HDPI screens.
What’s Themed/Included Android L fonts Android L wallpapers Android L icons General UI Statusbar Settings Contacts Dialer Messaging Desk Clock Calculator Apollo Email Phone Trebuchet Google Experience Launcher Calendar
This theme will work flawlessly with cyanogenmod 11 rom with latest theme chooser. You may have some minor issues with other roms but it should be fine overall. And please update to latest nightly to avoid wifi settings crash. If you are having any problem after applying the theme, please apply stock theme and reboot before applying the theme again.