Pastel colors with little lightbulbs gives a vintage feeling. For some reason I like lightbulbs very much. Using lightbulb patterns on pastel toned opaque fabric or actually using a lightbulb within garment would be very interesting.
If you don't have stairs in your room (I doubt most people do) then you can border your door and closet with license plates. Idk but I think it looks really cool. - - Beautiful but no stairs in my room sadly