Here is another idea of how to design your bathroom with black and dark gray tiles without making it dark and creepy. This bathroom is 8.3 m² and have an access to a small terrace that lets natural light in. It also visually expands the room. In case you like dark ceramic tiles this idea might be really useful to you.
Morfeo sofa, structure made of flexible polyurethane resin covered with elastic fabrics as per sample collection. Inside the frame a folding bed-net with mattress laid upon and it is easy to take out. On head-sides two adjustable lamps provided with switches offer a pleasant light. This is Patented.