Showa era
Hay's Russet & Dull Violet Black
Plate 95 from Sanzo Wada's 1933 Dictionary of Color Combinations — Hay's Russet, Dull Violet Black.
blue · 8 palettes
Dull Violet Black is a deep, vivid blue tone. Its hex value is #1e0e3f — that is
RGB 30, 14, 63, or HSL 260°, 64%, 15%.
It holds 17.7:1 contrast against white, so Dull Violet Black works best for body text, headings, and UI labels. (On white it scores 17.7:1; on black 1.2:1.)
Across Sanzo Wada's 1933 Dictionary of Color Combinations, Dull Violet Black appears in 8 combinations — most often paired with Hay's Russet, Antwarp Blue and Brown.
From a standard colour wheel, Dull Violet Black anchors these four classic schemes. Each swatch is computed from its exact hue, so every hex is a real, usable pairing.
the hue directly opposite — the highest-contrast pairing, good for a single bold accent.
the two neighbours on the wheel — a calm, cohesive scheme that feels effortless.
two hues an even third of the wheel away — balanced and lively without clashing.
the two colours either side of the complement — the contrast of a complement, softened.
Dull Violet Black is a deep, vivid tone (HSL 260°, 64%, 15%), which makes it a grounding background or strong accent. For text it passes WCAG AA for body text against a light background (17.7:1) — safe for paragraphs, buttons and labels. When you do set type on it, use light lettering. Pair it with its complement (#2F3F0E) for a focal accent, or with its analogous neighbours (#0E163F and #370E3F) for a quieter, harmonious feel.
Studio
A hex code is an instruction to a screen, not a colour. Where this one is going decides what it needs next.
...onto paper
Start here if the palette gets printed. Screen colour and ink colour are not the same colour, and this is the deck that translates between them.
Listed on Amazon as Pantone Formula Guide – Coated & Uncoated | Professional PMS Color Matching System for Print, Packaging & Graphic Design | GP1601B
View on Amazon...onto a screen you can trust
Start here if it stays digital. An uncalibrated monitor is the single most common reason a palette that looked right on your desk looks wrong everywhere else.
Calibrite
Listed on Amazon as Calibrite ColorChecker Passport Photo 2 Portable Color Calibration Kit for Photo and Video, 4 Target Set for White Balance, Exposure and Creative Look
View on Amazon...by hand
Start here if you are mixing it. Wada's plates were flat printed colour; gansai pans are the closest everyday medium to them.
Kuretake
Listed on Amazon as Kuretake GANSAI TAMBI Watercolor Paint Set 24 Colors II - Art Nouveau
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Dull Violet Black appears in 8 combinations from the archive. Each pairing reveals how the same color shifts character depending on its neighbours. For how usage like this compares across the whole dictionary, see the data analysis of all 348 plates.
From the archive
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