This hexagram logo photo is courtesy of "machel_a_m's" who published it on Flickr. machel_a_m's wrote
The symbol of Sri Aurobindo.
The descending triangle represents
The ascending triangle represents the aspiring answer from
matter under the form of life, light and love.
The junction of both - the
central square - is the perfect manifestation having at its centre the Avatar of
the Supreme - the lotus.
The water - inside the square - represents the
multiplicity, the creation.