ΔE 13.2, fair: the same colour family, but not a straight swap. Cold Steel is noticeably lighter than Plate Mail Metal.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Cold Steel is noticeably lighter than Plate Mail Metal.
The same difference applies the other way round: Plate Mail Metal 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 Plate Mail Metal on the colour wheel See Cold Steel on the colour wheel
All matches: Plate Mail Metal equivalents · Cold Steel equivalents