Nautical palette
Steely Library
From #006d78 ink through #009ba9, #3bb7c6, #66c5d1 to #83e2ee light, Steely Library 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 for large text.
cyannauticalfive-stop
#006d78
#009ba9
#3bb7c6
#66c5d1
#83e2ee
The generator opens with #006d78 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.