I think it might be the colour purple.
every country has at least one of the colours on their flag
Because it represents each region.The Olympic rings are those colours because every country's flag has at least one colour in common with the logo.To represent all of the countries colors. Each countries flag has at least one of the colors.
The colors on a flag represent what kinds of food a country produces.
The flag of which country features white, green, and black colors is the flag of Libya.
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?
Belize
Every country who takes part has at least one of the Olympic rings colours in its flag.
The state flag and the the country it represtedtive
flag/country
It depends on which country you're talking about. It typically is the nation's colors, or the colors of your flag.
Every country has at least one of these colors on their flag
2 <><><> Depends on your country. The person up there ^ is from Canada- and has two colors. I am from the US, and have three.