I don't think I would use black shower curtains to make a room look larger, but the idea is a good one. Maybe curtains the same color as the tile, or a loghter shade of taupe. Floor-to-ceiling shower curtains. Make a small bathroom feel more luxurious.
laundry / mud room combo with gray shaker cabinets, painted Benjamin Moore Paper Clip, accented with crystal pulls alongside a gray counter which frames the dual basin sink with oil rubbed bronze faucet below window highlighted by a subway tile backsplash
Laundry room design for smaller spaces. An excellent use of the space. Full-size stackable washer and dryer leave room for a counter, sink, and cabinets. *** replace full upper cabinet with shorter cabinet with ledge for detergent dispenser/decor