Matcha palette
Sundew Estuary
From #005139 ink through #007e5b, #339975, #56a686 to #73c3a2 light, Sundew Estuary is a tetradic 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.
tealmatchafive-stop
#005139
#007e5b
#339975
#56a686
#73c3a2
The generator opens with #005139 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.