Midcentury palette
Tawny Alley
Dark anchor, working middle, light release: #004b3e, #007764, #31927e, #549f8d, #70bba9 form a tetradic midcentury 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 as a text pair.
tealmidcenturyfive-stophigh-contrast
#004b3e
#007764
#31927e
#549f8d
#70bba9
The generator opens with #004b3e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.