Daylight palette
Rocky Mill
From #005b66 ink through #008797, #36a3b3, #5cb0be to #7acddb light, Rocky Mill is a monochromatic 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.
cyandaylightfive-stop
#005b66
#008797
#36a3b3
#5cb0be
#7acddb
The generator opens with #005b66 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.