ΔE 9.8, close: similar, with a visible difference side by side. Beige is a little darker, warmer than Medium German Yellow.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Beige is a little darker, warmer than Medium German Yellow.
The same difference applies the other way round: Medium German Yellow is a little lighter, 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 Medium German Yellow on the colour wheel See Beige on the colour wheel
All matches: Medium German Yellow equivalents · Beige equivalents