ΔE 8.0, close: similar, with a visible difference side by side. IJN Gray Mitsubishi is a little lighter, cooler than Celestra Grey.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). IJN Gray Mitsubishi is a little lighter, cooler than Celestra Grey.
The same difference applies the other way round: Celestra Grey is a little darker, 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 Celestra Grey on the colour wheel See IJN Gray Mitsubishi on the colour wheel
All matches: Celestra Grey equivalents · IJN Gray Mitsubishi equivalents