ΔE 8.6, close: similar, with a visible difference side by side. Light Red is a little lighter than Cutthroat Red.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Light Red is a little lighter than Cutthroat Red.
The same difference applies the other way round: Cutthroat Red is a little darker.
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 Cutthroat Red on the colour wheel See Light Red on the colour wheel
All matches: Cutthroat Red equivalents · Light Red equivalents