I LIKE THINGS that have a little bit of tension,” said interior designer Heidi Caillier. This passion for clashes made her the ideal partner for Jacob Meyer and Margaret Lacy Meyer, a couple with disparate tastes who asked her to help mastermind a renovation of their five-bedroom Craftsman-inflected house in Seattle’s Seward Park neighborhood.
Ms. Lacy Meyer, a psychotherapist from Milwaukee, favors clean midcentury modern design and bold accents, coupled with an earthier West Coast palette. “I’m not a traditionalist,” she said. Her chemist husband, born in rural Gibson, La., is drawn to the dark wood and ornament seen in British décor or—closer to home—the 18th-century Georgian aesthetic that was popular in the American South. “He likes a lot going on,” said Ms. Lacy Meyer of her husband’s design preferences.
Ms. Caillier first created a base of smoky greens and…
