Paints › Citadel / Warhammer › Celestra Grey › vs Underbelly BlueCelestra Grey vs Underbelly Blue
Brand Citadel / Warhammer Range Colour: Base Type an opaque base/layer paint Swatch #8a9aa8 (estimate)
Brand Formula P3 Range Formula P3 Code 93050 Type an opaque base/layer paint Swatch #c1d6d9 (estimate) How close are they?
ΔE 22.4, loose: different enough that you should pick on purpose. Underbelly Blue is noticeably lighter than Celestra Grey.
Can I use Underbelly Blue instead of Celestra Grey? Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Underbelly Blue is noticeably lighter than Celestra Grey.
Can I use Celestra Grey instead of Underbelly Blue? The same difference applies the other way round: Celestra Grey is noticeably darker.
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 Celestra Grey on the colour wheel See Underbelly Blue on the colour wheel
Other Formula P3 paints close to Celestra Grey Other Citadel paints close to Underbelly Blue All matches: Celestra Grey equivalents · Underbelly Blue 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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