The flag of Gabon is a horizontal tricolour consisting of the colours (from the top of the flag to the bottom of the flag), green, yellow and blue.
The flag of Gabon was officially adopted on 17 August 1960 following the country gaining its independence from France (a previous version of the flag had been adopted in 1959 containing the French flag in the canton and a narrower yellow stripe).
The flag's ratio is 3:4.