The Pan-African flag, also referred to as the UNIA flag, Afro-American flag or Black Liberation Flag, is a tri-color flag consisting of three equal horizontal bands colored red, black and green.. Red represents the blood that unites all people of African ancestry, and shed for liberation. Black represents black people whose existence as a nation, though not a nation-state, is affirmed by the existence of the flag Green represents the abundant natural wealth of Africa.