What is the difference between Medium Seagray BS637 and USAF Medium Gray?

ΔE 6 (close). Swatch colours are estimates.

Medium Seagray BS637 vs USAF Medium Gray

Medium Seagray BS637

Brand: Mr. Hobby
Range: Mr. Color
Code: C-363
Type: an opaque base/layer paint
Swatch: #72868c (estimate)

USAF Medium Gray

Brand: Vallejo
Range: Model Air
Code: 71.275
Type: an opaque base/layer paint
Swatch: #767c86 (estimate)

How close are they?

ΔE 6.4, close: similar, with a visible difference side by side. Our swatches for the two are almost the same.

Can I use USAF Medium Gray instead of Medium Seagray BS637?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). The swatches are almost the same.

Can I use Medium Seagray BS637 instead of USAF Medium Gray?

The same difference applies the other way round.

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 Medium Seagray BS637 on the colour wheel See USAF Medium Gray on the colour wheel

Other Vallejo paints close to Medium Seagray BS637

Medium Seagray BS637 vs BS Med. Sea Grey (71.307)Model Air · ΔE 3, very close · closer than USAF Medium Gray
Medium Seagray BS637 vs Blue Grey Pale (70.905)Model Color · ΔE 4, very close · closer than USAF Medium Gray
Medium Seagray BS637 vs Light Gray (71.050)Model Air · ΔE 4, very close · closer than USAF Medium Gray

Other Mr. Hobby paints close to USAF Medium Gray

USAF Medium Gray vs IJN Hull Color/Kure (C-601)Mr. Color · ΔE 4, very close · closer than Medium Seagray BS637
USAF Medium Gray vs Neutral Gray (C-13)Mr. Color · ΔE 6, very close · closer than Medium Seagray BS637
USAF Medium Gray vs JMSDF 2704 Gray N5 (C-607)Mr. Color · ΔE 7, close

All matches: Medium Seagray BS637 equivalents · USAF Medium Gray equivalents