ΔE 28.1, loose: different enough that you should pick on purpose. Green Shark Skin is noticeably darker, more muted than Lizardfolk Cyan.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 28). Green Shark Skin is noticeably darker, more muted than Lizardfolk Cyan.
The same difference applies the other way round: Lizardfolk Cyan is noticeably lighter, more saturated.
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 Lizardfolk Cyan on the colour wheel See Green Shark Skin on the colour wheel
All matches: Lizardfolk Cyan equivalents · Green Shark Skin equivalents