#596B18#596B18

#596B18 is a mid, moderate yellow-green. Relative luminance 0.127; OKLCH L 49.6% C 0.108 H 121.3°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#596B18
RGB	rgb(89, 107, 24)
HSL	hsl(73, 63%, 26%)
HSV	hsv(73, 78%, 42%)
CMYK	cmyk(16.8%, 0%, 77.6%, 58%)
CIE-LAB	lab(42.32, -18.97, 41.42)
CIE-LCH	lch(42.32, 45.56, 114.61°)
OKLab	oklab(49.63% -0.0559 0.0919)
OKLCH	oklch(49.63% 0.108 121.3)
XYZ	xyz(9.5425, 12.7052, 2.8136)
Luminance	0.1270 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596B18 #2A186B

analogous

#6B5318 #596B18 #2F6B18

triadic

#596B18 #18596B #6B1859

tetradic

#596B18 #186B53 #2A186B #6B182F

square

#596B18 #186B53 #2A186B #6B182F

split-complementary

#596B18 #182F6B #53186B

monochromatic

#151906 #2F390D #596B18 #839D23 #ACCF2E

Accessibility & contrast

On white

5.93

#596B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#596B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596B18

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596B18	#FFFFFF	#000000	##FFFFFF
##596B18	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726407

Deuteranopia (green-blind)

#70641F

Tritanopia (blue-blind)

#5E655B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #596b18;
/* rgb */ color: rgb(89, 107, 24);
/* oklch */ color: oklch(49.6% 0.108 121.3);

Tailwind

colors: {
  custom: {
    50: '#8b955c',
    500: '#596b18',
    950: '#000000',
  },
}

SCSS

$custom: #596b18;
$custom-light: #8b955c;
$custom-dark: #000000;

JSON

{
  "hex": "#596b18",
  "rgb": {
    "r": 89,
    "g": 107,
    "b": 24
  },
  "hsl": {
    "h": 73.012,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.49625,
    "c": 0.10755,
    "h": 121.3
  },
  "luminance": 0.12705
}

Semantic roles & 50–950 ramp

primary

#596B18

secondary

#533EA1

accent

#41E665

background

#F8F9F5

surface

#F0F1E9

border

#CBCBC5

text

#0C0D04

muted

#7D7E79

Preview Lab

Preview with #596B18

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →