Radiation Glow vs Diarylide Yellow

How close are they?

ΔE 14.9, fair: the same colour family, but not a straight swap. Diarylide Yellow is a little lighter, more saturated, cooler than Radiation Glow.

Can I use Diarylide Yellow instead of Radiation Glow?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 15). Diarylide Yellow is a little lighter, more saturated, cooler than Radiation Glow.

Can I use Radiation Glow instead of Diarylide Yellow?

The same difference applies the other way round: Radiation Glow is a little darker, more muted, warmer.

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.