ΔE 14.1, fair: the same colour family, but not a straight swap. Squig Orange is noticeably darker than Agent Orange.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 14). Squig Orange is noticeably darker than Agent Orange.
The same difference applies the other way round: Agent Orange is noticeably lighter.
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 Agent Orange on the colour wheel See Squig Orange on the colour wheel
All matches: Agent Orange equivalents · Squig Orange equivalents