Daylight palette
Perennial Hollow
From #00545a ink through #008089, #349ca5, #59a9b0 to #76c6cd light, Perennial Hollow is a monochromatic 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.
cyandaylightfive-stop
#00545a
#008089
#349ca5
#59a9b0
#76c6cd
The generator opens with #00545a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.