Nautical palette
Opal Plaza
From #8c4b9d ink through #a84b00, #007599, #3a7c22 to #c6662b light, Opal Plaza is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
greennauticalfive-stop
#8c4b9d
#a84b00
#007599
#3a7c22
#c6662b
The generator opens with #8c4b9d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.