Daylight palette
Halcyon Alley
Halcyon Alley runs #004c55 through #007784, #32929f, #55a0ab to #71bcc7 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
cyandaylightfive-stop
#004c55
#007784
#32929f
#55a0ab
#71bcc7
The generator opens with #004c55 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.