Love the paneled wall. Adding a dark gray accent wall and board and batten to the master bedroom creates something amazing.
Canton House Board and Batten Trim Detail
Master wall - board and batten with board sizes; Add wallpaper above
Cheap and easy DIY shiplap wall - Modern Farmhouse
Finished plank wall with boards - Minwax Classic Gray
consists of a lot of whites, grays, browns, and blacks. This holds true in modern farmhouse bathrooms as well.
wall treatment - wood wrapped in metallic grass cloth - Beach Chic Design: Coastal Chic Modern Bedroom update