Paints › Formula P3 › Underbelly Blue › vs USAAF Light GrayUnderbelly Blue vs USAAF Light Gray
Brand Formula P3 Range Formula P3 Code 93050 Type an opaque base/layer paint Swatch #c1d6d9 (estimate)
Brand Vallejo Range Model Air Code 71.296 Type an opaque base/layer paint Swatch #b0b3a0 (estimate) How close are they?
ΔE 17.9, loose: different enough that you should pick on purpose. USAAF Light Gray is noticeably darker than Underbelly Blue.
Can I use USAAF Light Gray instead of Underbelly Blue? Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). USAAF Light Gray is noticeably darker than Underbelly Blue.
Can I use Underbelly Blue instead of USAAF Light Gray? The same difference applies the other way round: Underbelly Blue is noticeably lighter.
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 Underbelly Blue on the colour wheel See USAAF Light Gray on the colour wheel
Other Vallejo paints close to Underbelly Blue Other Formula P3 paints close to USAAF Light Gray All matches: Underbelly Blue equivalents · USAAF Light Gray equivalents
© 2026 AK Tabletop Studio. Swatch colours are estimates and will differ from the real paints; cross-brand matches are close, never exact.
Chart-listed matches come from the Two Thin Coats Paint Comparison Chart 2024, the Army Painter Warpaints Fanatic conversion chart, the AK 3rd Generation Acrylics equivalence table (2021) and the Herrick Games hobby paint comparison chart; the rest are a nearest-colour calculation.
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