Frost palette
Lupine Harbor
Dark anchor, working middle, light release: #004e52, #007980, #32949b, #56a2a7, #72bec4 form a tetradic frost set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
cyanfrostfive-stop
#004e52
#007980
#32949b
#56a2a7
#72bec4
The generator opens with #004e52 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.