Because they are the colours of the flags of the five continents that participate
Blue black red yellow green
The first line on the top of the olympic rins is blue, black and red then the bottom line is yellow then green. The order of them is blue, yellow, black, green and red.
blue yellow black green red
yellow,black,green,red and blue
The five olympic rings are black, red, yellow, green, and blue.
Blu Black Red Yellow Green
Blue, yellow, black, green, red. Next time, Google it.
hehehehehe i dont know
From left to right: Top: blue, black, red Bottom: yellow, green
Blue, yellow, black, green, red. Next time, Google it.
Red, Green, Blue, Yellow and Black rings on a white field.
It's blue,black,red,yellow,green and those are the colours