Frost palette
River Atelier
Dark anchor, working middle, light release: #004d50, #00797d, #329498, #55a2a4, #72bec1 form a monochromatic frost set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
cyanfrostfive-stophigh-contrast
#004d50
#00797d
#329498
#55a2a4
#72bec1
The generator opens with #004d50 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.