Nebula palette
Walnut Dune
From #274fa7 ink through #507ad1, #6a96ef, #80a7f4 to #a6c5ff light, Walnut Dune is a split-complementary progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#274fa7
#507ad1
#6a96ef
#80a7f4
#a6c5ff
The generator opens with #274fa7 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.