ΔE 7.4, close: similar, with a visible difference side by side. Violet Coven is more muted, warmer than Lavender.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Violet Coven is more muted, warmer than Lavender.
The same difference applies the other way round: Lavender is more saturated, 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 Lavender on the colour wheel See Violet Coven on the colour wheel
All matches: Lavender equivalents · Violet Coven equivalents