Aurora palette
Merino Bluff
From #004a51 ink through #00757f, #31909a, #549da6 to #70bac2 light, Merino Bluff is a analogous progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
cyanaurorafive-stophigh-contrast
#004a51
#00757f
#31909a
#549da6
#70bac2
The generator opens with #004a51 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.