There are worse color glows to add to the water. Not many, but I can think of a few.  

   Red, brown and white come to mind.  

A cowboy hat in the tub?   ok....Must be a Texas tub.
Reminds me of a Jimmy Buffett song...
"...this part of Texas, is all new to me. 
Who are these strangers that live by the sea? " 
