Nebula palette
Ochre Grove
From #005166 ink through #007c9a, #3397b6, #58a5c0 to #74c2dd light, Ochre Grove is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#005166
#007c9a
#3397b6
#58a5c0
#74c2dd
The generator opens with #005166 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.