Opera palette
Oat Prairie
From #004c74 ink through #0375af, #3291cc, #569fd3 to #72bcf1 light, Oat Prairie is a analogous 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
#004c74
#0375af
#3291cc
#569fd3
#72bcf1
The generator opens with #004c74 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.