Blue Hour palette
Prairie Gallery
Five blue hour stops with room to breathe — #004d7f grounds, #0076be and #3192dc do the talking, #56a1e1 softens, #73beff lifts. The split-complementary bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#004d7f
#0076be
#3192dc
#56a1e1
#73beff
The generator opens with #004d7f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.