Showa era
Diamine Green & Deep Lyons Blue
Plate 38 from Sanzo Wada's 1933 Dictionary of Color Combinations — Diamine Green, Deep Lyons Blue.
#1a7444
green · 6 palettes
Diamine Green
About Diamine Green
Diamine Green is a deep, vivid green tone. Its hex value is #1a7444 — that is
RGB 26, 116, 68, or HSL 148°, 63%, 28%.
It holds 5.8:1 contrast against white, so Diamine Green works best for body text, headings, and UI labels. (On white it scores 5.8:1; on black 3.6:1.)
Across Sanzo Wada's 1933 Dictionary of Color Combinations, Diamine Green appears in 6 combinations — most often paired with Black, Yellow and Deep Lyons Blue.
Colours that go with Diamine Green
From a standard colour wheel, Diamine Green anchors these four classic schemes. Each swatch is computed from its exact hue, so every hex is a real, usable pairing.
Complementary
#1a7444 #741A4A
the hue directly opposite — the highest-contrast pairing, good for a single bold accent.
Analogous
#1a7444 #1D741A #1A7471
the two neighbours on the wheel — a calm, cohesive scheme that feels effortless.
Triadic
#1a7444 #441A74 #74441A
two hues an even third of the wheel away — balanced and lively without clashing.
Split-complementary
#1a7444 #711A74 #741A1D
the two colours either side of the complement — the contrast of a complement, softened.
How to use Diamine Green
Diamine Green is a deep, vivid tone (HSL 148°, 63%, 28%), which makes it a grounding background or strong accent. For text it passes WCAG AA for body text against a light background (5.8:1) — safe for paragraphs, buttons and labels. When you do set type on it, use light lettering. Pair it with its complement (#741A4A) for a focal accent, or with its analogous neighbours (#1D741A and #1A7471) for a quieter, harmonious feel.
Palettes with Diamine Green
Diamine Green appears in 6 combinations from the archive. Each pairing reveals how the same color shifts character depending on its neighbours.
From the archive
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