Blue Hour palette
Russet Delta
Dark anchor, working middle, light release: #9e261c, #b63e31, #007b89, #d55b4b, #0098aa form a analogous blue hour set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light.
redbluehourfive-stop
#9e261c
#b63e31
#007b89
#d55b4b
#0098aa
The generator opens with #9e261c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.