I just wrapped up a master bedroom makeover in Marina Del Rey, a beachside neighborhood in Los Angeles. My clients’ original decor was sparse: a matching dark wood bedroom set and a light Ikea Malm dresser. Their windows were dressed with vertical Venetian blinds, which had been installed by the landlord, and translucent black and cream floral curtains. My clients wanted their new bedroom to be sophisticated and tranquil. They asked for contemporary furnishings, a neutral backdrop, and pops of vivid color. Their existing furniture was functional, but they were missing a few key items: a workspace and a comfortable place to curl up with a book.     My first recommendation was to buy a new bed. I am not a fan of matching bedroom sets because they lack personality and distinctive flavor. My clients kept gravitating towards inspiration images of upholstered headboards, so I suggested we go in that direction. I hired a local craftsman to make a custom winged headboard with deep, diamond button tufting and silver nailhead trim. We were able to hand …