#4B831B#4B831B

#4B831B is a mid, vivid yellow-green. Relative luminance 0.178; OKLCH L 55.1% C 0.145 H 134.3°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4B831B
RGB	rgb(75, 131, 27)
HSL	hsl(92, 66%, 31%)
HSV	hsv(92, 79%, 51%)
CMYK	cmyk(42.7%, 0%, 79.4%, 48.6%)
CIE-LAB	lab(49.26, -36.05, 46.69)
CIE-LCH	lch(49.26, 58.99, 127.68°)
OKLab	oklab(55.06% -0.1012 0.1038)
OKLCH	oklch(55.06% 0.145 134.3)
XYZ	xyz(11.2156, 17.8070, 3.8828)
Luminance	0.1781 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B831B #531B83

analogous

#7F831B #4B831B #1B831F

triadic

#4B831B #1B4B83 #831B4B

tetradic

#4B831B #1B7F83 #531B83 #831F1B

square

#4B831B #1B7F83 #531B83 #831F1B

split-complementary

#4B831B #1F1B83 #831B7F

monochromatic

#111E06 #2E5011 #4B831B #68B625 #86D841

Accessibility & contrast

On white

4.60

#4B831B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#4B831B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4B831B

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B831B	#FFFFFF	#000000	##FFFFFF
##4B831B	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#887801

Deuteranopia (green-blind)

#817326

Tritanopia (blue-blind)

#4A7E70

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4b831b;
/* rgb */ color: rgb(75, 131, 27);
/* oklch */ color: oklch(55.1% 0.145 134.3);

Tailwind

colors: {
  custom: {
    50: '#83a760',
    500: '#4b831b',
    950: '#000000',
  },
}

SCSS

$custom: #4b831b;
$custom-light: #83a760;
$custom-dark: #000000;

JSON

{
  "hex": "#4b831b",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 27
  },
  "hsl": {
    "h": 92.308,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55055,
    "c": 0.14494,
    "h": 134.3
  },
  "luminance": 0.17808
}

Semantic roles & 50–950 ramp

primary

#4B831B

secondary

#8143B6

accent

#3FE99A

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4B831B

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

Preview Lab → · Contrast checker → · Palette generator →