Jewel palette
Stormy Mill
Five jewel stops with room to breathe — #31519b grounds, #597bc5 and #7397e3 do the talking, #88a7e9 softens, #a8c4ff lifts. The tetradic bones keep it coherent across event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
skyjewelfive-stop
#31519b
#597bc5
#7397e3
#88a7e9
#a8c4ff
The generator opens with #31519b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.