Administratum Grey vs Bright Brown Grey

How close are they?

ΔE 10.5, fair: the same colour family, but not a straight swap. Bright Brown Grey is more saturated than Administratum Grey.

Can I use Bright Brown Grey instead of Administratum Grey?

Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Bright Brown Grey is more saturated than Administratum Grey.

Can I use Administratum Grey instead of Bright Brown Grey?

The same difference applies the other way round: Administratum Grey 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.