Bauhaus palette
Clouded Reef
From #004853 ink through #007383, #318e9e, #539ca9 to #6fb8c6 light, Clouded Reef 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.
cyanbauhausfive-stophigh-contrast
#004853
#007383
#318e9e
#539ca9
#6fb8c6
The generator opens with #004853 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.