Blue Hour palette
Obsidian Lighthouse
From #005079 ink through #007ab5, #3396d3, #58a5d9 to #74c1f7 light, Obsidian Lighthouse is a tetradic progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#005079
#007ab5
#3396d3
#58a5d9
#74c1f7
The generator opens with #005079 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.