ΔE 9.9, close: similar, with a visible difference side by side. RLM 76 Light Blue is more saturated than Corax White.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). RLM 76 Light Blue is more saturated than Corax White.
The same difference applies the other way round: Corax White is more muted.
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 Corax White on the colour wheel See RLM 76 Light Blue on the colour wheel
All matches: Corax White equivalents · RLM 76 Light Blue equivalents