ΔE 15.0, loose: different enough that you should pick on purpose. Green Zinc Chrom. is a little darker, cooler than Gengis Khaki.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Green Zinc Chrom. is a little darker, cooler than Gengis Khaki.
The same difference applies the other way round: Gengis Khaki 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 Gengis Khaki on the colour wheel See Green Zinc Chrom. on the colour wheel
All matches: Gengis Khaki equivalents · Green Zinc Chrom. equivalents