ΔE 11.1, fair: the same colour family, but not a straight swap. Violet is more saturated, warmer than Dark Grey Blue.
✓ Herrick Games paint comparison chart lists these two as equivalents.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Violet is more saturated, warmer than Dark Grey Blue.
The same difference applies the other way round: Dark Grey Blue is more muted, 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 Dark Grey Blue on the colour wheel See Violet on the colour wheel
All matches: Dark Grey Blue equivalents · Violet equivalents