Paints › Army Painter › Ultramarine Blue › vs Thunder BlueUltramarine Blue vs Thunder Blue
Brand Army Painter Range Warpaints Air Type an opaque base/layer paint Swatch #2a4a98 (estimate)
Brand Nocturna Models Range N-Paint Basic Code NA27 Type an opaque base/layer paint Swatch #3964b1 (estimate) How close are they?
ΔE 11.1, fair: the same colour family, but not a straight swap. Thunder Blue is a little lighter than Ultramarine Blue.
Can I use Thunder Blue instead of Ultramarine Blue? Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Thunder Blue is a little lighter than Ultramarine Blue.
Can I use Ultramarine Blue instead of Thunder Blue? The same difference applies the other way round: Ultramarine Blue is a little 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 Ultramarine Blue on the colour wheel See Thunder Blue on the colour wheel
Other Nocturna Models paints close to Ultramarine Blue Other Army Painter paints close to Thunder Blue All matches: Ultramarine Blue equivalents · Thunder 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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