ΔE 4.5, very close: most people won’t see a difference side by side. Chestnut Brown is a little lighter, cooler than Mahogany.
Yes, for most jobs. Very close match (ΔE 4). Chestnut Brown is a little lighter, cooler than Mahogany.
The same difference applies the other way round: Mahogany is a little darker, 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 Mahogany on the colour wheel See Chestnut Brown on the colour wheel
All matches: Mahogany equivalents · Chestnut Brown equivalents