A Long, Narrow Room: Choose accessories in shapes that go against the linear nature of a long room — such as circular forms — is another trick to visually widen a space. Avoid stripes, as these will only enhance the long, thin feel.
I'm in love withbthis hue of blue. Discover small spaces design ideas on HOUSE - design, food and travel by House & Garden. Utilizing a small narrow space, the blue wall draws the eye to the back of the room.
So Your Bedroom's Not Much Bigger Than Your Bed: Here's How to Make it Work