ΔE 7.0, close: similar, with a visible difference side by side. Terracotta is a little lighter, warmer than Crusted Sore.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Terracotta is a little lighter, warmer than Crusted Sore.
The same difference applies the other way round: Crusted Sore is a little darker, 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 Crusted Sore on the colour wheel See Terracotta on the colour wheel
All matches: Crusted Sore equivalents · Terracotta equivalents