Frost palette
Sumac Kiln
From #00627c ink through #008eb2, #38aacf, #60b8d8 to #7ed5f6 light, Sumac Kiln is a analogous 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.
cyanfrostfive-stop
#00627c
#008eb2
#38aacf
#60b8d8
#7ed5f6
The generator opens with #00627c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.