ΔE 14.7, fair: the same colour family, but not a straight swap. Enchanted Steel is noticeably darker, more saturated than Silver.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Enchanted Steel is noticeably darker, more saturated than Silver.
The same difference applies the other way round: Silver is noticeably lighter, more muted.
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 Silver on the colour wheel See Enchanted Steel on the colour wheel
All matches: Silver equivalents · Enchanted Steel equivalents