#4F811B#4F811B

#4F811B is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 54.7% C 0.140 H 132.7°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4F811B
RGB	rgb(79, 129, 27)
HSL	hsl(89, 65%, 31%)
HSV	hsv(89, 79%, 51%)
CMYK	cmyk(38.8%, 0%, 79.1%, 49.4%)
CIE-LAB	lab(48.81, -33.70, 46.33)
CIE-LCH	lch(48.81, 57.29, 126.03°)
OKLab	oklab(54.74% -0.0951 0.103)
OKLCH	oklch(54.74% 0.14 132.7)
XYZ	xyz(11.2724, 17.4414, 3.8093)
Luminance	0.1744 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F811B #4D1B81

analogous

#81801B #4F811B #1C811B

triadic

#4F811B #1B4F81 #811B4F

tetradic

#4F811B #1B8180 #4D1B81 #811B1C

square

#4F811B #1B8180 #4D1B81 #811B1C

split-complementary

#4F811B #1B1C81 #801B81

monochromatic

#111C06 #304E10 #4F811B #6EB426 #8DD73F

Accessibility & contrast

On white

4.68

#4F811B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4F811B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F811B

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F811B	#FFFFFF	#000000	##FFFFFF
##4F811B	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877602

Deuteranopia (green-blind)

#807326

Tritanopia (blue-blind)

#507C6E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4f811b;
/* rgb */ color: rgb(79, 129, 27);
/* oklch */ color: oklch(54.7% 0.140 132.7);

Tailwind

colors: {
  custom: {
    50: '#85a660',
    500: '#4f811b',
    950: '#000000',
  },
}

SCSS

$custom: #4f811b;
$custom-light: #85a660;
$custom-dark: #000000;

JSON

{
  "hex": "#4f811b",
  "rgb": {
    "r": 79,
    "g": 129,
    "b": 27
  },
  "hsl": {
    "h": 89.412,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54742,
    "c": 0.14016,
    "h": 132.7
  },
  "luminance": 0.17442
}

Semantic roles & 50–950 ramp

primary

#4F811B

secondary

#7B43B5

accent

#3FE892

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4F811B

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

Preview Lab → · Contrast checker → · Palette generator →