ΔE 12.6, fair: the same colour family, but not a straight swap. Fluid Pink is a little darker, much more saturated than Moody Mauve.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 13). Fluid Pink is a little darker, much more saturated than Moody Mauve.
The same difference applies the other way round: Moody Mauve is a little lighter, 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 Moody Mauve on the colour wheel See Fluid Pink on the colour wheel
All matches: Moody Mauve equivalents · Fluid Pink equivalents