Disco palette
Sultry Foundry
From #0a50bf ink through #3e7dea, #619bff, #7cacff to #abcaff light, Sultry Foundry 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.
skydiscofive-stop
#0a50bf
#3e7dea
#619bff
#7cacff
#abcaff
The generator opens with #0a50bf as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.