Multiple choice What is the significance behind the choice of colours for the Olympic rings? The five colours represent the five continents. All other colours can be formed using the five colours. At least one of the five colours is found in the flag of every nation. The choice of colours has no significance. Reveal answer Fill a bubble to check yourself C Correct answer Explanation The Olympic rings consist of five colors (blue, yellow, black, green, and red) on a white background. Pierre de Coubertin chose these because at least one of them appears in the flag of every nation in the world.