The Olympic flag [] has a white background, with five interlaced rings in the centre: blue, yellow, black, green and red []. This design is symbolic; it represents the five continents of the world, united by Olympism, while the six colours are those that appear on all the national flags of the world at the present time.
Pierre de CoubertinThe Olympic Movement gives the world an ideal which reckons with the reality of life, and includes a possibility to guide this reality toward the great Olympic Idea.
Pierre de Coubertin