Fluorescent Red vs Fresh Blood

How close are they?

ΔE 12.5, fair: the same colour family, but not a straight swap. Fresh Blood is a little darker, more muted, cooler than Fluorescent Red.

Can I use Fresh Blood instead of Fluorescent Red?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 12). Fresh Blood is a little darker, more muted, cooler than Fluorescent Red.

Can I use Fluorescent Red instead of Fresh Blood?

The same difference applies the other way round: Fluorescent Red is a little lighter, more saturated, 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.