Showa era
Cossack Green & Vandar Poel's Blue
Plate 5 from Sanzo Wada's 1933 Dictionary of Color Combinations — Cossack Green, Vandar Poel's Blue.
blue · 7 palettes
Vandar Poel's Blue is a deep, vivid blue tone. Its hex value is #064f6e — that is
RGB 6, 79, 110, or HSL 198°, 90%, 23%.
It holds 8.9:1 contrast against white, so Vandar Poel's Blue works best for body text, headings, and UI labels. (On white it scores 8.9:1; on black 2.4:1.)
Across Sanzo Wada's 1933 Dictionary of Color Combinations, Vandar Poel's Blue appears in 7 combinations — most often paired with Cossack Green, Eugenia Red | B and Sulpher Yellow.
From a standard colour wheel, Vandar Poel's Blue 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.
Vandar Poel's Blue is a deep, vivid tone (HSL 198°, 90%, 23%), which makes it a grounding background or strong accent. For text it passes WCAG AA for body text against a light background (8.9:1) — safe for paragraphs, buttons and labels. When you do set type on it, use light lettering. Pair it with its complement (#6E2506) for a focal accent, or with its analogous neighbours (#066E59 and #061B6E) for a quieter, harmonious feel.
Vandar Poel's Blue appears in 7 combinations from the archive. Each pairing reveals how the same color shifts character depending on its neighbours.
From the archive
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