ΔE 18.7, loose: different enough that you should pick on purpose. Wilted Rose is a little lighter, much more saturated than Light Grey FS 36495.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 19). Wilted Rose is a little lighter, much more saturated than Light Grey FS 36495.
The same difference applies the other way round: Light Grey FS 36495 is a little 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 Light Grey FS 36495 on the colour wheel See Wilted Rose on the colour wheel
All matches: Light Grey FS 36495 equivalents · Wilted Rose equivalents