Aurora palette
Emerald Delta
From #00707d ink through #119daf, #40b9cc, #69c7d7 to #87e5f4 light, Emerald Delta 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.
cyanaurorafive-stop
#00707d
#119daf
#40b9cc
#69c7d7
#87e5f4
The generator opens with #00707d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.