The Olympic flag has five rings. These rings, along with their five different colors, represent the international flavor of the Olympics. Specifically, they represent the colors on the flags of the participating countries in the 1912 Olympics.
The colors on the Peru' flag represent the animals that fought for their people.
The colors on a flag represent different things depending on what country the flag belongs too. Do you have a specific flag that you are asking about?
Here is a link that should explain exactly what the colors of the Sweden flag represent.
the colors of the india flag
The different colors in the Olympic flag represent different nationality. The reason it has different colors is because it means any country, or person can be in the Olympics no matter what their color, race, or country.
Brazils flag colors represent the green and gold Brazilian Beetle.
the flag colors were taken from Spain and France
The colors on a flag represent what kinds of food a country produces.