Data System Glow vs Lemon Green

How close are they?

ΔE 15.2, loose: different enough that you should pick on purpose. Lemon Green is a little lighter, more muted, warmer than Data System Glow.

Can I use Lemon Green instead of Data System Glow?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 15). Lemon Green is a little lighter, more muted, warmer than Data System Glow.

Can I use Data System Glow instead of Lemon Green?

The same difference applies the other way round: Data System Glow is a little darker, 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.