ΔE 17.0, loose: different enough that you should pick on purpose. Cobalt Turquois is noticeably darker, more muted, cooler than Dewpath.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 17). Cobalt Turquois is noticeably darker, more muted, cooler than Dewpath.
The same difference applies the other way round: Dewpath is noticeably lighter, more saturated, warmer.
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 Dewpath on the colour wheel See Cobalt Turquois on the colour wheel
All matches: Dewpath equivalents · Cobalt Turquois equivalents