The flag of Guinea comprises a vertical tricolour consisting of the colours (from the hoist side of the flag to the fly side of the flag) red, yellow and green.
The flag of Guinea was officially adopted on 10 November 1958 following the country gaining its independence from France. The flag is modeled on the French tricolour but in the Pan-African colours of red, yellow and green.
The flag's ratio is 2:3.