ΔE 12.9, fair: the same colour family, but not a straight swap. Violent Vermillion is noticeably lighter, more muted than Amaranth Red.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Violent Vermillion is noticeably lighter, more muted than Amaranth Red.
The same difference applies the other way round: Amaranth Red is noticeably darker, more saturated.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Amaranth Red on the colour wheel See Violent Vermillion on the colour wheel
All matches: Amaranth Red equivalents · Violent Vermillion equivalents