Petrichor palette
Obsidian Estuary
Dark anchor, working middle, light release: #733000, #ab4f11, #c96a34, #d17f54, #f09b6f form a split-complementary petrichor 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.
orangepetrichorfive-stop
#733000
#ab4f11
#c96a34
#d17f54
#f09b6f
The generator opens with #733000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.