Opera palette
Perennial Cellar
From #006089 ink through #008bc4, #37a7e2, #60b6e8 to #89d2ff light, Perennial Cellar 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.
skyoperafive-stop
#006089
#008bc4
#37a7e2
#60b6e8
#89d2ff
The generator opens with #006089 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.