Paints › AK Interactive › RAF Sky / FS 34424 › vs Stone GreyRAF Sky / FS 34424 vs Stone Grey
Brand AK Interactive Range 3rd Gen Air Series Code AK11844 Type an opaque base/layer paint Swatch #b3b7a0 (estimate)
Brand Army Painter Range Warpaints Historical Code WP4138P Type an opaque base/layer paint Swatch #beb4a0 (estimate) How close are they?
ΔE 5.7, very close: most people won’t see a difference side by side. Stone Grey is warmer than RAF Sky / FS 34424.
Can I use Stone Grey instead of RAF Sky / FS 34424? Yes, for most jobs. Very close match (ΔE 6). Stone Grey is warmer than RAF Sky / FS 34424.
Can I use RAF Sky / FS 34424 instead of Stone Grey? The same difference applies the other way round: RAF Sky / FS 34424 is cooler.
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 RAF Sky / FS 34424 on the colour wheel See Stone Grey on the colour wheel
Other Army Painter paints close to RAF Sky / FS 34424 Other AK Interactive paints close to Stone Grey All matches: RAF Sky / FS 34424 equivalents · Stone Grey 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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