ΔE 22.0, loose: different enough that you should pick on purpose. Martian Orange is noticeably lighter, much more saturated than Red Cloak.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Martian Orange is noticeably lighter, much more saturated than Red Cloak.
The same difference applies the other way round: Red Cloak is noticeably darker, much more muted.
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 Red Cloak on the colour wheel See Martian Orange on the colour wheel
All matches: Red Cloak equivalents · Martian Orange equivalents