ΔE 10.0, close: similar, with a visible difference side by side. Calth Blue Clear is a little lighter, more saturated, warmer than Frostveil.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Calth Blue Clear is a little lighter, more saturated, warmer than Frostveil.
The same difference applies the other way round: Frostveil is a little darker, more muted, cooler.
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 Frostveil on the colour wheel See Calth Blue Clear on the colour wheel
All matches: Frostveil equivalents · Calth Blue Clear equivalents