Storm palette
Iris Delta
From #00643f ink through #159260, #3fae7a, #63bb8e to #80d8aa light, Iris Delta is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
greenstormfive-stop
#00643f
#159260
#3fae7a
#63bb8e
#80d8aa
The generator opens with #00643f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.