ΔE 11.5, fair: the same colour family, but not a straight swap. Gal Vorbak Red is noticeably darker, warmer than Grape Red.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Gal Vorbak Red is noticeably darker, warmer than Grape Red.
The same difference applies the other way round: Grape Red is noticeably lighter, cooler.
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 Grape Red on the colour wheel See Gal Vorbak Red on the colour wheel
All matches: Grape Red equivalents · Gal Vorbak Red equivalents