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.
#437742
green · 9 palettes
Cossack Green
About Cossack Green
Cossack Green is a deep, muted green tone. Its hex value is #437742 — that is
RGB 67, 119, 66, or HSL 119°, 29%, 36%.
It holds 5.3:1 contrast against white, so Cossack Green works best for body text, headings, and UI labels. (On white it scores 5.3:1; on black 4.0:1.)
Across Sanzo Wada's 1933 Dictionary of Color Combinations, Cossack Green appears in 9 combinations — most often paired with Sulpher Yellow, Salvia Blue and Eugenia Red | B.
Colours that go with Cossack Green
From a standard colour wheel, Cossack Green anchors these four classic schemes. Each swatch is computed from its exact hue, so every hex is a real, usable pairing.
Complementary
#437742 #764277
the hue directly opposite — the highest-contrast pairing, good for a single bold accent.
Analogous
#437742 #5E7742 #42775C
the two neighbours on the wheel — a calm, cohesive scheme that feels effortless.
Triadic
#437742 #424377 #774243
two hues an even third of the wheel away — balanced and lively without clashing.
Split-complementary
#437742 #5C4277 #77425D
the two colours either side of the complement — the contrast of a complement, softened.
How to use Cossack Green
Cossack Green is a deep, muted tone (HSL 119°, 29%, 36%), which makes it a versatile mid-tone for accents, buttons or blocks. For text it passes WCAG AA for body text against a light background (5.3:1) — safe for paragraphs, buttons and labels. When you do set type on it, use light lettering. Pair it with its complement (#764277) for a focal accent, or with its analogous neighbours (#5E7742 and #42775C) for a quieter, harmonious feel.
Palettes with Cossack Green
Cossack Green appears in 9 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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