Blue Liner vs Breonne Blue

How close are they?

ΔE 7.1, close: similar, with a visible difference side by side. Breonne Blue is a little lighter, more saturated than Blue Liner.

Can I use Breonne Blue instead of Blue Liner?

Usually, if you are not matching paint already on the model. Close match (ΔE 7). Breonne Blue is a little lighter, more saturated than Blue Liner.

Can I use Blue Liner instead of Breonne Blue?

The same difference applies the other way round: Blue Liner 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.