Jewel palette
River Brook
Five jewel stops with room to breathe — #003f80 grounds, #0064c6 and #2c80e5 do the talking, #4e91e7 softens, #70aeff lifts. The tetradic bones keep it coherent across restaurant branding that works on signage and receipts alike. The darkest and lightest stops clear AA as a text pair.
skyjewelfive-stophigh-contrast
#003f80
#0064c6
#2c80e5
#4e91e7
#70aeff
The generator opens with #003f80 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.