Raf Medium Sea Grey Bs381C/637
Air · #818C92
Color-wise this is a muted, mid-tone grey leaning neutral. No shortage of substitutes here, Medium Grey from Humbrol matches at 92 percent and 5 brands carry a strong same-finish near-match. Within the AK Interactive range it ladders cleanly, Us Interior Yellow Green for the shadows and Ijn J3 Hai-iro (Grey) for the highlights. Treat it as an easy swap, just confirm the finish type matches before you commit.
Raf Medium Sea Grey Bs381C/637 equivalents, brand by brand
Several ranges orbit this color without landing on it. Here is the closest each brand manages, nearest first:
- Closest Humbrol equivalent: Humbrol Medium Grey, a swap nobody spots at arm's length (delta E 1.6).
- The P3 Paints pick: P3 Paints Frostbite, a near match with visible drift up close (delta E 3.7).
- Nearest in the The Army Painter catalog: The Army Painter Ash Grey, close, with a hint of drift side by side (delta E 3.9).
- Best Tamiya option: Tamiya JMSDF Gray, a near match with visible drift up close (delta E 3.9).
- From Vallejo: Vallejo Blue Grey Pale, close, with a hint of drift side by side (delta E 3.9).
- Revell's closest color: Revell Grey / Grau (RAL 7001), workable at tabletop distance, not up close (delta E 4.5).
We checked the Lab numbers for a hidden catch and there is none: lightness and temperature both line up, so this swap is as safe as they come.
How to read the score
90+Close
80sUsable
<70Mix
Humbrol
P3 Paints
The Army Painter
Tamiya
Vallejo
Revell
Two Thin Coats
Green Stuff World
Citadel
Scale75
Monument Pro Acryl
About this color
Color profile
Highlight and shade ladder
Match difficulty
Found in 5 other brands with a same-finish match.
Where painters use it
Frequently asked
What is the closest equivalent to AK Interactive Raf Medium Sea Grey Bs381C/637?
The closest same-finish match is Humbrol Medium Grey at 92% color similarity.
Is there a The Army Painter equivalent of Raf Medium Sea Grey Bs381C/637?
Yes. The closest The Army Painter option is Ash Grey at 81%, a same-finish match.
What color is Raf Medium Sea Grey Bs381C/637?
Raf Medium Sea Grey Bs381C/637 is a mid-tone muted grey with a neutral cast (hex #818C92).
What do I highlight and shade Raf Medium Sea Grey Bs381C/637 with?
Highlight Raf Medium Sea Grey Bs381C/637 toward Ijn J3 Hai-iro (Grey) and shade it down into Us Interior Yellow Green, both AK Interactive paints in the same finish family.