Seafoam Blue Foyer

The astonishing swimming-pool-cool hall color in the foyer—Blue Seafoam by Benjamin Moore—instantly won over Margot Brunelle Fooshee and her husband when they first saw this Long Island house. A chair in a harmonizing color was a gift from Margot's mother, from the family's summer house in Nantucket. Preserved 18th-century floorboards were simply sanded and waxed. -House Beautiful