Used this as trim inside my shower with the marbled pencil trim. I used Carrara porcelain tile. Don't be afraid of mixing materials. This is carrara with ceramic subway tile. The pencil helps deal with the possible thickness differences.
Natural light is a major mood booster, not to mention a major selling point in any home. The warm kiss of sunlight indoors will make your space feel bigger, cozier, and way more put together than any dimly lit fluorescent light bulb ever could.