Add vertical greenery or moisture-tolerant flowers to deliver freshness into the bathtub
https://www.scribd.com/document/1029235213/Bathroom-Planning-as-a-Relief-Point-in-Ahwatukee-Phoenix-Home-Remodeling-176220
Add vertical greenery or moisture-tolerant flowers to carry freshness into the bathtub, complemented by using usual stone and earth-toned tiles for steadiness.