ΔE 19.2, loose: different enough that you should pick on purpose. Tropical Turquoise is noticeably lighter, more saturated, cooler than Wizards Orb.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Tropical Turquoise is noticeably lighter, more saturated, cooler than Wizards Orb.
The same difference applies the other way round: Wizards Orb is noticeably darker, more muted, 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 Wizards Orb on the colour wheel See Tropical Turquoise on the colour wheel
All matches: Wizards Orb equivalents · Tropical Turquoise equivalents