Blue Hour palette
Nightfall Marsh
From #00657f ink through #1491b4, #3fadd1, #65bbda to #83d9f8 light, Nightfall Marsh is a complementary progression that holds together at any size. Use it for tea packaging where the flavor color does the talking. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#00657f
#1491b4
#3fadd1
#65bbda
#83d9f8
The generator opens with #00657f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.