Yeti White vs Artic Blue

How close are they?

ΔE 8.3, close: similar, with a visible difference side by side. Artic Blue is a little lighter, more saturated than Yeti White.

Can I use Artic Blue instead of Yeti White?

Usually, if you are not matching paint already on the model. Close match (ΔE 8). Artic Blue is a little lighter, more saturated than Yeti White.

Can I use Yeti White instead of Artic Blue?

The same difference applies the other way round: Yeti White is a little darker, 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.