Frost palette
Birch Brook
Birch Brook runs #004b4d through #007679, #319194, #549ea0 to #70bbbd in five measured steps, the triadic structure keeping every neighbor honest. Reach for it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA as a text pair.
cyanfrostfive-stophigh-contrast
#004b4d
#007679
#319194
#549ea0
#70bbbd
The generator opens with #004b4d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.