Storm palette
Sienna Reef
From #00636f ink through #0090a1, #38acbd, #61bac8 to #7ed7e6 light, Sienna Reef is a analogous progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyanstormfive-stop
#00636f
#0090a1
#38acbd
#61bac8
#7ed7e6
The generator opens with #00636f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.