#597818#597818

#597818 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 53.0% C 0.125 H 126.5°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#597818
RGB	rgb(89, 120, 24)
HSL	hsl(79, 67%, 28%)
HSV	hsv(79, 80%, 47%)
CMYK	cmyk(25.8%, 0%, 80%, 52.9%)
CIE-LAB	lab(46.48, -25.62, 45.36)
CIE-LCH	lch(46.48, 52.10, 119.46°)
OKLab	oklab(52.99% -0.074 0.1002)
OKLCH	oklch(52.99% 0.125 126.5)
XYZ	xyz(11.0012, 15.6225, 3.2998)
Luminance	0.1562 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597818 #371878

analogous

#786718 #597818 #297818

triadic

#597818 #185978 #781859

tetradic

#597818 #187867 #371878 #781829

square

#597818 #187867 #371878 #781829

split-complementary

#597818 #182978 #671878

monochromatic

#131A05 #33450E #597818 #7FAB22 #A2D634

Accessibility & contrast

On white

5.09

#597818 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#597818 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #597818

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597818	#FFFFFF	#000000	##FFFFFF
##597818	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F6F01

Deuteranopia (green-blind)

#7A6E22

Tritanopia (blue-blind)

#5D7266

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #597818;
/* rgb */ color: rgb(89, 120, 24);
/* oklch */ color: oklch(53.0% 0.125 126.5);

Tailwind

colors: {
  custom: {
    50: '#8b9f5e',
    500: '#597818',
    950: '#000000',
  },
}

SCSS

$custom: #597818;
$custom-light: #8b9f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#597818",
  "rgb": {
    "r": 89,
    "g": 120,
    "b": 24
  },
  "hsl": {
    "h": 79.375,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.52991,
    "c": 0.12459,
    "h": 126.5
  },
  "luminance": 0.15623
}

Semantic roles & 50–950 ramp

primary

#597818

secondary

#623FAD

accent

#3EEA76

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0E05

muted

#7D7E79

Preview Lab

Preview with #597818

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

Preview Lab → · Contrast checker → · Palette generator →