ΔE 9.4, close: similar, with a visible difference side by side. Kronos Flesh is more saturated, cooler than Eldar Flesh.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Kronos Flesh is more saturated, cooler than Eldar Flesh.
The same difference applies the other way round: Eldar Flesh is 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.
See Eldar Flesh on the colour wheel See Kronos Flesh on the colour wheel
All matches: Eldar Flesh equivalents · Kronos Flesh equivalents