ΔE 25.5, loose: different enough that you should pick on purpose. Scarab Red is a little darker, more saturated, cooler than Hashut Copper.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 25). Scarab Red is a little darker, more saturated, cooler than Hashut Copper.
The same difference applies the other way round: Hashut Copper is a little lighter, 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 Hashut Copper on the colour wheel See Scarab Red on the colour wheel
All matches: Hashut Copper equivalents · Scarab Red equivalents