Think of coral as a warm red that someone stirred a spoonful of clay into. That little bit of brown is what makes Sunbaked Coral feel grounded instead of loud, and a powder room is the perfect place to let it run wall to wall. The room is small, you are only in it for a minute, so a saturated color lands as a small pleasure rather than a decision you have to live with all day.
To keep the coral from shouting, I give it quiet company. Soft Plaster is a warm off-white you can carry onto the vanity or a half-wall, and Warm Chalk White sits a touch cleaner on the trim and ceiling so every coral edge looks crisp. Burnished Walnut on the vanity or floor adds the wood note that tells your eye the coral is earthy, not artificial.
For the one deep moment every small room needs, reach for Deep Clay — a burnt brick-red I would keep to a single surface, a console wall behind the basin, or even just the framing around a mirror. Used on more than about one-fifth of the room it stops being an accent and starts competing with the coral. Hold it back, pair it with warm brass fixtures, and the whole room cocoons.