Opera palette
Polar Hollow
From #004f78 ink through #0878b2, #3594cf, #58a3d6 to #75bff4 light, Polar Hollow is a split-complementary progression that holds together at any size. Use it for restaurant branding that works on signage and receipts alike. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#004f78
#0878b2
#3594cf
#58a3d6
#75bff4
The generator opens with #004f78 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.