The Red Death stranger walks slowly through Prince Prospero's palace. The rooms are different colors and they represent different stages of life. The first room is the Blue room, which represents birth.
The second room which is purple, representing youth. The next room is green, representing adolescence and the fourth room is orange, representing adulthood.
The Red Death stranger continues through the fifth room which is white, representing old age, and the sixth, which is violet. It represents imminent death.