ΔE 22.2, loose: different enough that you should pick on purpose. Turquoise Interference is noticeably lighter, much more saturated, warmer than Enchanted Steel.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Turquoise Interference is noticeably lighter, much more saturated, warmer than Enchanted Steel.
The same difference applies the other way round: Enchanted Steel is noticeably darker, much more muted, cooler.
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 Enchanted Steel on the colour wheel See Turquoise Interference on the colour wheel
All matches: Enchanted Steel equivalents · Turquoise Interference equivalents