Tropical palette
Plum Marsh
From #186e42 ink through #4d976b, #69b386, #83c099 to #9fdeb5 light, Plum Marsh is a analogous progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
greentropicalfive-stop
#186e42
#4d976b
#69b386
#83c099
#9fdeb5
The generator opens with #186e42 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.