Blue Hour palette
Lullaby Crater
From #005371 ink through #007ea8, #349ac5, #59a8cd to #76c5eb light, Lullaby Crater is a monochromatic progression that holds together at any size. Use it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA for large text.
cyanbluehourfive-stop
#005371
#007ea8
#349ac5
#59a8cd
#76c5eb
The generator opens with #005371 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.