Ocean palette
River Courtyard
From #00556d ink through #0080a3, #349cc0, #5aaac9 to #77c6e6 light, River Courtyard is a split-complementary 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.
cyanoceanfive-stop
#00556d
#0080a3
#349cc0
#5aaac9
#77c6e6
The generator opens with #00556d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.