Retro palette
Marble Estuary
Five retro stops with room to breathe — #904882 grounds, #a65c97 and #2d8f59 do the talking, #c377b3 softens, #4dab73 lifts. The split-complementary bones keep it coherent across event posters that compete with a wall of other posters.
greenretrofive-stop
#904882
#a65c97
#2d8f59
#c377b3
#4dab73
The generator opens with #904882 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.