ΔE 6.2, close: similar, with a visible difference side by side. Skavenblight Dinge is a little darker than RLM 81 Version 3.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Skavenblight Dinge is a little darker than RLM 81 Version 3.
The same difference applies the other way round: RLM 81 Version 3 is a little lighter.
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 RLM 81 Version 3 on the colour wheel See Skavenblight Dinge on the colour wheel
All matches: RLM 81 Version 3 equivalents · Skavenblight Dinge equivalents