ΔE 9.4, close: similar, with a visible difference side by side. Mournfang Brown is a little lighter, warmer than Beret Maroon.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Mournfang Brown is a little lighter, warmer than Beret Maroon.
The same difference applies the other way round: Beret Maroon 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 Beret Maroon on the colour wheel See Mournfang Brown on the colour wheel
All matches: Beret Maroon equivalents · Mournfang Brown equivalents