Love the purple walls (I can't find the source of this image which is mighty annoying) I love the color scheme but rather in a bedroom or living room. Dark purple walls, gray wainscot, white ceiling and marble gray floor. Metal or silver details.
Hall with barrel ceiling flanked by recessed line shelves and cabinets leading to a bathroom boasting a linear crystal chandelier hanging over a white vintage tub paired with a wall mount tub filler placed under windows dressed in white roman shades.
Just thinking about how to do family powder room. Still fabulous ., but a little different from formal powder. High gloss navy on the walls by Windsor Smith. maybe not NAVY, for the color, but diff color lacquered? and love the sink