ΔE 9.3, close: similar, with a visible difference side by side. Ionrach Skin is a little lighter, more saturated, warmer than Tomb King Tan.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Ionrach Skin is a little lighter, more saturated, warmer than Tomb King Tan.
The same difference applies the other way round: Tomb King Tan is a little darker, more muted, 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 Tomb King Tan on the colour wheel See Ionrach Skin on the colour wheel
All matches: Tomb King Tan equivalents · Ionrach Skin equivalents