The addition of a blue triangle contrasts the pink and represents the gender binary. The design of the biangles began with the pink triangle, a Nazi concentration camp badge that later became a symbol of gay liberation. The biangles were designed by artist Liz Nania as she co-organized a bisexual contingent for the Second National March on Washington for Lesbian and Gay Rights in 1987.
Page stated that he took the colors and overlap from the biangles, also known as the bisexuality triangles.
