"This is what we call the jewel-box effect," says interior designer Elizabeth Bolognino. Highlighting these lines adds dimension to a space, making it feel more defined and therefore larger.
Dark trim matches bookcases, white walls, wood ceiling matches trim, interior door could be an exterior door that shows off cool room through window.
I wouldn't do this, but I do love glossy black trim. Design Dare: Paint Your Trim Black
incredibly designed bathroom with white tile + a bar for essentials