Sumi palette
Grape Brook
From #780032 ink through #b12755, #d0476e, #d76380 to #f77f9b light, Grape Brook is a complementary progression that holds together at any size. Use it for restaurant branding that works on signage and receipts alike. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#780032
#b12755
#d0476e
#d76380
#f77f9b
The generator opens with #780032 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.