Blue Hour palette
Rosy Canyon
From #005668 ink through #00819c, #349db8, #5aaac2 to #77c7df light, Rosy Canyon 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.
cyanbluehourfive-stop
#005668
#00819c
#349db8
#5aaac2
#77c7df
The generator opens with #005668 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.