Tavern's color should get back to normal and stay that way also when you load the game.
The trickster that kept repainting Kasimir's stuff pink while Kasimir was away got bored with the jokes.
Hotfix 1.1.6
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 24086973 · public branch
Steam updated · First observed