Nebula palette
Spruce Delta
From #006261 ink through #008f8e, #38abaa, #5fb8b7 to #7dd5d4 light, Spruce Delta is a complementary progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#006261
#008f8e
#38abaa
#5fb8b7
#7dd5d4
The generator opens with #006261 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.