Paints › Citadel / Warhammer › Astrogranite › vs Black Iron OxideAstrogranite vs Black Iron Oxide
Brand Citadel / Warhammer Range Colour: Technical Type a technical paint or medium Swatch #6a6a6a (estimate)
Brand Pro Acryl Range Weathering pigments Code MWP-02 Type a technical paint or medium Swatch #1e1e1e (estimate) How close are they?
ΔE 33.6, loose: different enough that you should pick on purpose. Black Iron Oxide is noticeably darker than Astrogranite.
Can I use Black Iron Oxide instead of Astrogranite? Not as a straight swap; see the closer alternatives below. Loose match (ΔE 34). Black Iron Oxide is noticeably darker than Astrogranite.
Can I use Astrogranite instead of Black Iron Oxide? The same difference applies the other way round: Astrogranite 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 Astrogranite on the colour wheel See Black Iron Oxide on the colour wheel
Other Pro Acryl paints close to Astrogranite Other Citadel paints close to Black Iron Oxide All matches: Astrogranite equivalents · Black Iron Oxide 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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