ΔE 15.1, loose: different enough that you should pick on purpose. Ink Dark Turquoise is noticeably darker, more muted, warmer than Transparent Turquoise.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Ink Dark Turquoise is noticeably darker, more muted, warmer than Transparent Turquoise.
The same difference applies the other way round: Transparent Turquoise is noticeably lighter, more saturated, 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 Transparent Turquoise on the colour wheel See Ink Dark Turquoise on the colour wheel
All matches: Transparent Turquoise equivalents · Ink Dark Turquoise equivalents