Blue Hour palette
Ember Hollow
From #005366 ink through #007e99, #349ab5, #59a7bf to #75c4dc light, Ember Hollow is a triadic progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#005366
#007e99
#349ab5
#59a7bf
#75c4dc
The generator opens with #005366 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.