#4D831B#4D831B

#4D831B is a mid, vivid yellow-green. Relative luminance 0.179; OKLCH L 55.2% C 0.144 H 133.7°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4D831B
RGB	rgb(77, 131, 27)
HSL	hsl(91, 66%, 31%)
HSV	hsv(91, 79%, 51%)
CMYK	cmyk(41.2%, 0%, 79.4%, 48.6%)
CIE-LAB	lab(49.36, -35.33, 46.82)
CIE-LCH	lch(49.36, 58.65, 127.04°)
OKLab	oklab(55.16% -0.0993 0.104)
OKLCH	oklch(55.16% 0.144 133.7)
XYZ	xyz(11.3745, 17.8889, 3.8903)
Luminance	0.1789 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D831B #511B83

analogous

#81831B #4D831B #1B831D

triadic

#4D831B #1B4D83 #831B4D

tetradic

#4D831B #1B8183 #511B83 #831D1B

square

#4D831B #1B8183 #511B83 #831D1B

split-complementary

#4D831B #1D1B83 #831B81

monochromatic

#111E06 #2F5011 #4D831B #6BB625 #89D841

Accessibility & contrast

On white

4.59

#4D831B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#4D831B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4D831B

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D831B	#FFFFFF	#000000	##FFFFFF
##4D831B	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887801

Deuteranopia (green-blind)

#817426

Tritanopia (blue-blind)

#4D7E70

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4d831b;
/* rgb */ color: rgb(77, 131, 27);
/* oklch */ color: oklch(55.2% 0.144 133.7);

Tailwind

colors: {
  custom: {
    50: '#84a760',
    500: '#4d831b',
    950: '#000000',
  },
}

SCSS

$custom: #4d831b;
$custom-light: #84a760;
$custom-dark: #000000;

JSON

{
  "hex": "#4d831b",
  "rgb": {
    "r": 77,
    "g": 131,
    "b": 27
  },
  "hsl": {
    "h": 91.154,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55164,
    "c": 0.14386,
    "h": 133.7
  },
  "luminance": 0.1789
}

Semantic roles & 50–950 ramp

primary

#4D831B

secondary

#7F43B6

accent

#3FE997

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4D831B

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

Preview Lab → · Contrast checker → · Palette generator →