OnePlus One's lock screen is a awesome but always blue was like kinda boring so there were many mods which would replace your lock screen to different colors.Similar is this mod.
What makes this mod special :-
This mod changes color on the lock panel on own to match the applied theme i.e ITS DYNAMIC .It finds the colors that matches with your theme's colors and applies them on the lock screen.Also if you don't like the dynamic color applied on own then its editable in theme itself by themers.
-CM11S Rom (Stock OnePlus One Rom)
-Equaliser wont work on CM11S for some people
-AOSP lock has moved to right a little
How to Install :-
Flash the attached zip in recovery.
Whole XDA Community.