ΔE 5.5, very close: most people won’t see a difference side by side. Rust is a little lighter, warmer than African Shadow.
Yes, for most jobs. Very close match (ΔE 5). Rust is a little lighter, warmer than African Shadow.
The same difference applies the other way round: African Shadow is a little darker, cooler.
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 African Shadow on the colour wheel See Rust on the colour wheel
All matches: African Shadow equivalents · Rust equivalents