Blue Hour palette
Willow Cellar
Dark anchor, working middle, light release: #005493, #007cd6, #3398f5, #59a9f8, #8ec5ff form a tetradic blue hour set with somewhere to stand at every lightness. Made for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#005493
#007cd6
#3398f5
#59a9f8
#8ec5ff
The generator opens with #005493 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.