Aurora palette
Tranquil Square
Tranquil Square runs #004860 through #007295, #308db1, #539bba to #6fb8d7 in five measured steps, the triadic structure keeping every neighbor honest. Reach for it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
cyanaurorafive-stophigh-contrast
#004860
#007295
#308db1
#539bba
#6fb8d7
The generator opens with #004860 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.