Coastal done right in 2026 is less beach-house cliche and more calm, airy, and clean. This scheme leans on Sea Glass Blue as the lead — soft, slightly green, the color of light coming off shallow water — paired with Warm Sand so the whole thing stays warm instead of chilly.
Crisp White is your workhorse base on the big surfaces, and Weathered Driftwood is the quiet glue that ties the blue and the sand together without adding noise. These three do most of the heavy lifting and read effortless in real light.
Then there is Deep Navy, the anchor. Use it in small, deliberate doses — a single wall, cabinetry, a door — so it grounds the airiness and gives the eye somewhere to land. That contrast between pale and deep is what makes this palette feel current rather than dated.