ΔE 6.1, close: similar, with a visible difference side by side. Umberroot is a little darker, cooler than Nº8 Earth Red (FS30117).
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Umberroot is a little darker, cooler than Nº8 Earth Red (FS30117).
The same difference applies the other way round: Nº8 Earth Red (FS30117) is a little lighter, warmer.
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 Nº8 Earth Red (FS30117) on the colour wheel See Umberroot on the colour wheel
All matches: Nº8 Earth Red (FS30117) equivalents · Umberroot equivalents