#57831B#57831B

#57831B is a mid, vivid yellow-green. Relative luminance 0.183; OKLCH L 55.8% C 0.138 H 130.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#57831B
RGB	rgb(87, 131, 27)
HSL	hsl(85, 66%, 31%)
HSV	hsv(85, 79%, 51%)
CMYK	cmyk(33.6%, 0%, 79.4%, 48.6%)
CIE-LAB	lab(49.90, -31.54, 47.52)
CIE-LCH	lch(49.90, 57.04, 123.57°)
OKLab	oklab(55.75% -0.0898 0.1053)
OKLCH	oklch(55.75% 0.138 130.4)
XYZ	xyz(12.2445, 18.3376, 3.9311)
Luminance	0.1834 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57831B #471B83

analogous

#837B1B #57831B #23831B

triadic

#57831B #1B5783 #831B57

tetradic

#57831B #1B837B #471B83 #831B23

square

#57831B #1B837B #471B83 #831B23

split-complementary

#57831B #1B2383 #7B1B83

monochromatic

#141E06 #355011 #57831B #79B625 #98D841

Accessibility & contrast

On white

4.50

#57831B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#57831B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57831B

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57831B	#FFFFFF	#000000	##000000
##57831B	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897901

Deuteranopia (green-blind)

#837626

Tritanopia (blue-blind)

#597D70

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #57831b;
/* rgb */ color: rgb(87, 131, 27);
/* oklch */ color: oklch(55.8% 0.138 130.4);

Tailwind

colors: {
  custom: {
    50: '#8ba760',
    500: '#57831b',
    950: '#000000',
  },
}

SCSS

$custom: #57831b;
$custom-light: #8ba760;
$custom-dark: #000000;

JSON

{
  "hex": "#57831b",
  "rgb": {
    "r": 87,
    "g": 131,
    "b": 27
  },
  "hsl": {
    "h": 85.385,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55752,
    "c": 0.13837,
    "h": 130.4
  },
  "luminance": 0.18338
}

Semantic roles & 50–950 ramp

primary

#57831B

secondary

#7443B6

accent

#3FE987

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #57831B

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

Preview Lab → · Contrast checker → · Palette generator →