#597D18#597D18

#597D18 is a mid, vivid yellow-green. Relative luminance 0.169; OKLCH L 54.3% C 0.131 H 128.0°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#597D18
RGB	rgb(89, 125, 24)
HSL	hsl(81, 68%, 29%)
HSV	hsv(81, 81%, 49%)
CMYK	cmyk(28.8%, 0%, 80.8%, 51%)
CIE-LAB	lab(48.08, -28.06, 46.86)
CIE-LCH	lch(48.08, 54.62, 120.91°)
OKLab	oklab(54.29% -0.0807 0.1033)
OKLCH	oklch(54.29% 0.131 128)
XYZ	xyz(11.6183, 16.8568, 3.5055)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#597D18 #3C187D

analogous

#7D6F18 #597D18 #277D18

triadic

#597D18 #18597D #7D1859

tetradic

#597D18 #187D6F #3C187D #7D1827

square

#597D18 #187D6F #3C187D #7D1827

split-complementary

#597D18 #18277D #6F187D

monochromatic

#121A05 #344A0E #597D18 #7EB022 #9FD937

Accessibility & contrast

On white

4.80

#597D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#597D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #597D18

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##597D18	#FFFFFF	#000000	##FFFFFF
##597D18	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7F7123

Tritanopia (blue-blind)

#5C776A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #597d18;
/* rgb */ color: rgb(89, 125, 24);
/* oklch */ color: oklch(54.3% 0.131 128.0);

Tailwind

colors: {
  custom: {
    50: '#8ca35e',
    500: '#597d18',
    950: '#000000',
  },
}

SCSS

$custom: #597d18;
$custom-light: #8ca35e;
$custom-dark: #000000;

JSON

{
  "hex": "#597d18",
  "rgb": {
    "r": 89,
    "g": 125,
    "b": 24
  },
  "hsl": {
    "h": 81.386,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.54293,
    "c": 0.1311,
    "h": 128
  },
  "luminance": 0.16857
}

Semantic roles & 50–950 ramp

primary

#597D18

secondary

#683FB2

accent

#3DEB7B

background

#F8FAF5

surface

#F0F3EA

border

#CBCDC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #597D18

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

Preview Lab → · Contrast checker → · Palette generator →