Showa era
Khaki & Deep Grayish Olive +1
Plate 146 from Sanzo Wada's 1933 Dictionary of Color Combinations — Khaki, Deep Grayish Olive, Diamine Green.
#635a3a
yellow · 2 palettes
Deep Grayish Olive
About Deep Grayish Olive
Deep Grayish Olive is a deep, muted yellow tone. Its hex value is #635a3a — that is
RGB 99, 90, 58, or HSL 47°, 26%, 31%.
It holds 6.9:1 contrast against white, so Deep Grayish Olive works best for body text, headings, and UI labels. (On white it scores 6.9:1; on black 3.1:1.)
Across Sanzo Wada's 1933 Dictionary of Color Combinations, Deep Grayish Olive appears in 2 combinations — most often paired with Khaki, Diamine Green and Burnt Sienna.
Colours that go with Deep Grayish Olive
From a standard colour wheel, Deep Grayish Olive anchors these four classic schemes. Each swatch is computed from its exact hue, so every hex is a real, usable pairing.
Complementary
#635a3a #3A4363
the hue directly opposite — the highest-contrast pairing, good for a single bold accent.
Analogous
#635a3a #63463A #57633A
the two neighbours on the wheel — a calm, cohesive scheme that feels effortless.
Triadic
#635a3a #3A635A #5A3A63
two hues an even third of the wheel away — balanced and lively without clashing.
Split-complementary
#635a3a #3A5763 #453A63
the two colours either side of the complement — the contrast of a complement, softened.
How to use Deep Grayish Olive
Deep Grayish Olive is a deep, muted tone (HSL 47°, 26%, 31%), which makes it a grounding background or strong accent. For text it passes WCAG AA for body text against a light background (6.9:1) — safe for paragraphs, buttons and labels. When you do set type on it, use light lettering. Pair it with its complement (#3A4363) for a focal accent, or with its analogous neighbours (#63463A and #57633A) for a quieter, harmonious feel.
Palettes with Deep Grayish Olive
Deep Grayish Olive appears in 2 combinations from the archive. Each pairing reveals how the same color shifts character depending on its neighbours.
From the archive
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