ΔE 7.8, close: similar, with a visible difference side by side. Chromium Oxide Green is more muted, cooler than Death Guard Green. They are different kinds of paint: Citadel Death Guard Green is an opaque base/layer paint and Golden Chromium Oxide Green is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Chromium Oxide Green is more muted, cooler than Death Guard Green. They are different kinds of paint.
The same difference applies the other way round: Death Guard Green is more saturated, 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 Death Guard Green on the colour wheel See Chromium Oxide Green on the colour wheel
All matches: Death Guard Green equivalents · Chromium Oxide Green equivalents