The flag of the Association of Southeast Asian Nations was adopted in July 1997 and consists of the official emblem of ASEAN on a blue background. The design of the flag derived from the Emblem of the Association of Southeast Asian Nations.
The official symbolism of the flag is detailed in the ASEAN Charter. Blue represents peace and stability, red represents courage and dynamism, white represents purity, and yellow represents prosperity.
The stalks symbolise ASEAN's ten members.
The colours of the flag – blue, red, white, and yellow – represent the main colours of the national flags of all ten ASEAN member states.