Blue Hour palette
Foggy Grove
Dark anchor, working middle, light release: #00597d, #3083ad, #4e9fca, #6cadd3, #88caf0 form a split-complementary blue hour set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#00597d
#3083ad
#4e9fca
#6cadd3
#88caf0
The generator opens with #00597d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.