Blue Hour palette
Olive Estuary
Dark anchor, working middle, light release: #9f3600, #dc5519, #fc723d, #ff8e65, #ffbca4 form a tetradic blue hour set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
orangebluehourfive-stop
#9f3600
#dc5519
#fc723d
#ff8e65
#ffbca4
The generator opens with #9f3600 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.