ΔE 7.7, close: similar, with a visible difference side by side. Chromium Oxide Green is more muted than Ork Flesh. They are different kinds of paint: Citadel Ork Flesh is a one-coat contrast-style 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 than Ork Flesh. They are different kinds of paint.
The same difference applies the other way round: Ork Flesh is more saturated.
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 Ork Flesh on the colour wheel See Chromium Oxide Green on the colour wheel
All matches: Ork Flesh equivalents · Chromium Oxide Green equivalents