ΔE 9.9, close: similar, with a visible difference side by side. Ungor Flesh is a little lighter, more saturated, cooler than Orange Tan.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Ungor Flesh is a little lighter, more saturated, cooler than Orange Tan.
The same difference applies the other way round: Orange Tan is a little darker, more muted, 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 Orange Tan on the colour wheel See Ungor Flesh on the colour wheel
All matches: Orange Tan equivalents · Ungor Flesh equivalents