Lens Flare Glow vs Serpent Eye Yellow

How close are they?

ΔE 16.3, loose: different enough that you should pick on purpose. Serpent Eye Yellow is a little darker, more muted, warmer than Lens Flare Glow.

Can I use Serpent Eye Yellow instead of Lens Flare Glow?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). Serpent Eye Yellow is a little darker, more muted, warmer than Lens Flare Glow.

Can I use Lens Flare Glow instead of Serpent Eye Yellow?

The same difference applies the other way round: Lens Flare Glow is a little lighter, more saturated, cooler.

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.