Blue Hour palette
Emerald Reef
Emerald Reef runs #00667f through #0092b5, #39aed2, #62bcdb to #80daf9 in five measured steps, the complementary structure keeping every neighbor honest. Reach for it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#00667f
#0092b5
#39aed2
#62bcdb
#80daf9
The generator opens with #00667f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.