ΔE 11.8, fair: the same colour family, but not a straight swap. Death World Forest is a little darker, more saturated, cooler than RAL 6011 Resedagrün.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Death World Forest is a little darker, more saturated, cooler than RAL 6011 Resedagrün.
The same difference applies the other way round: RAL 6011 Resedagrün is a little lighter, 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 RAL 6011 Resedagrün on the colour wheel See Death World Forest on the colour wheel
All matches: RAL 6011 Resedagrün equivalents · Death World Forest equivalents