ΔE 11.0, fair: the same colour family, but not a straight swap. Iridescent Stainless Steel (Coarse) is noticeably lighter than Evil Chrome. They are different kinds of paint: Army Painter Evil Chrome is a metallic and Golden Iridescent Stainless Steel (Coarse) is a pearl paint, so they won’t behave the same on the model even where the colour is close.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Iridescent Stainless Steel (Coarse) is noticeably lighter than Evil Chrome. They are different kinds of paint.
The same difference applies the other way round: Evil Chrome is noticeably 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 Evil Chrome on the colour wheel See Iridescent Stainless Steel (Coarse) on the colour wheel
All matches: Evil Chrome equivalents · Iridescent Stainless Steel (Coarse) equivalents