ΔE 10.8, fair: the same colour family, but not a straight swap. Arylide Yellow Deep is a little darker, more muted than Life Vest Yellow.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Arylide Yellow Deep is a little darker, more muted than Life Vest Yellow.
The same difference applies the other way round: Life Vest Yellow is a little lighter, more saturated.
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 Life Vest Yellow on the colour wheel See Arylide Yellow Deep on the colour wheel
All matches: Life Vest Yellow equivalents · Arylide Yellow Deep equivalents