#596646 colour

#596646 is a dark greyish yellow green close to CSS darkolivegreen: RGB 89, 102, 70, HSL 84, 19%, 34%. White text passes AA (6.15:1).

#596646

Nearest CSS name: darkolivegreen #556b2f (not an exact match)
Described as: a dark greyish yellow green
Red, green, blue: 89, 102, 70
Web safe: No
Luminance: 0.1207 (WCAG relative luminance, 0 is black, 1 is white)

Colour codes

HEX	`#596646`
RGB	`rgb(89, 102, 70)`
RGB (percent)	`rgb(34.9% 40% 27.5%)`
HSL	`hsl(84.4, 18.6%, 33.7%)`
HSV / HSB	`hsv(84.4, 31.4%, 40%)`
HWB	`hwb(84.4 27.5% 60%)`
CMYK (naive)	`cmyk(13%, 0%, 31%, 60%)`
CIELAB (D50)	`lab(41.4% -9.82 16.42)`
OKLCH	`oklch(49.02% 0.0513 126.18)`
Decimal	`5858886`

CMYK here is the plain formula with no colour profile, so treat it as a starting point; a printer's profile gives the real ink values. CIELAB uses a D50 white point, as CSS lab() does. HSV is not a CSS function, so it is shown for design apps only.

Contrast with white and black text

White text, 6.15:1The quick brown fox jumps over the lazy dog.

Black text, 3.41:1The quick brown fox jumps over the lazy dog.

Text	Ratio	AA normal (4.5)	AA large (3)	AAA normal (7)	AAA large (4.5)
White	6.15:1	Pass	Pass	Fail	Pass
Black	3.41:1	Fail	Pass	Fail	Fail

White text is the better choice on #596646 (6.15:1). Ratios use the WCAG 2.2 formula; large text means at least 24px, or 18.66px bold. Check another pair.

Tints and shades

Mixed with white, then with black, in ten even steps (straight sRGB mixing, as most design tools do).

9%#687457 18%#778268 27%#869078 36%#959e89 45%#a4ac9a 55%#b4b9ab 64%#c3c7bc 73%#d2d5cd 82%#e1e3dd 91%#f0f1ee

9%#515d40 18%#495339 27%#414a33 36%#39412d 45%#313826 55%#282e20 64%#202519 73%#181c13 82%#10130d 91%#080906

Colour harmonies

Hue turned around the HSL colour wheel, saturation and lightness kept.

Complementary

The hue opposite on the colour wheel (180°).

#596646 #534666

Analogous

Neighbours 30° either side.

#666346 #596646 #496646

Triadic

Three hues 120° apart.

#596646 #465966 #664659

Split complementary

The two hues either side of the complement (150° and 210°).

#596646 #464966 #634666

Tetradic (square)

Four hues 90° apart.

#596646 #466663 #534666 #664649

How it looks with colour blindness

Normal vision#596646 Protanopia#696244 Deuteranopia#686147 Tritanopia#5b635e Achromatopsia#616161

Simulated with the Machado, Oliveira and Fernandes (2009) matrices at full severity, applied in linear RGB; achromatopsia shows the colour's luminance as grey. Milder forms (protanomaly, deuteranomaly) are far more common and shift colours less. Never use colour as the only way to carry meaning.

CSS

Text colour	`color: #596646;`
Background	`background-color: #596646;`
Border	`border: 1px solid #596646;`
Half transparent	`background-color: rgb(89 102 70 / 50%);`
Custom property	`--colour-main: #596646;`
Gradient to a darker shade	`background: linear-gradient(135deg, #596646, #353d2a);`
Gradient from a lighter tint	`background: linear-gradient(180deg, #9ba390, #596646);`
Text on this colour	`background-color: #596646; color: #fff;`

Similar named colours

Distance is measured in OKLab, scaled by 100; under about 2 is hard to tell apart side by side.

Convert #596646 to other formats · Build a palette from it · Check contrast · All named colours

Colour names from CSS Color Module Level 4. Palette values from the Tailwind CSS v3 default palette (MIT licence) and the Material Design 2014 colour palette as published in Material Design Lite (Apache License 2.0). All other values are calculated from the hex code.