overlays to go with my channel name( The Void Realm) Something that's easy to maintain Must incorporate the color purple into it

I would like to include a blue style overlay with a black line for like the Thin Blue Line for police. leave the bottom of the overlay empty dont add the social bars

My requirements have to include HYDROP it needs to be blue or green esk and more tropical and miami vibes turn up contrast and make it simple authentic i need moderate designs for Panels and Social Media panels AOB