ΔE 6.9, close: similar, with a visible difference side by side. German Yellow is a little lighter than Plasma Green.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). German Yellow is a little lighter than Plasma Green.
The same difference applies the other way round: Plasma Green is a little darker.
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 Plasma Green on the colour wheel See German Yellow on the colour wheel
All matches: Plasma Green equivalents · German Yellow equivalents