ΔE 23.9, loose: different enough that you should pick on purpose. Light Orange is noticeably lighter than Bony Matter. They are different kinds of paint: Army Painter Bony Matter is a one-coat contrast-style paint and Golden Light Orange is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 24). Light Orange is noticeably lighter than Bony Matter. They are different kinds of paint.
The same difference applies the other way round: Bony Matter is noticeably darker.
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 Bony Matter on the colour wheel See Light Orange on the colour wheel
All matches: Bony Matter equivalents · Light Orange equivalents