#4F851B#4F851B

#4F851B is a mid, vivid yellow-green. Relative luminance 0.185; OKLCH L 55.8% C 0.145 H 133.4°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4F851B
RGB	rgb(79, 133, 27)
HSL	hsl(91, 66%, 31%)
HSV	hsv(91, 80%, 52%)
CMYK	cmyk(40.6%, 0%, 79.7%, 47.8%)
CIE-LAB	lab(50.12, -35.48, 47.57)
CIE-LCH	lch(50.12, 59.35, 126.72°)
OKLab	oklab(55.81% -0.0999 0.1056)
OKLCH	oklch(55.81% 0.145 133.4)
XYZ	xyz(11.8096, 18.5159, 3.9884)
Luminance	0.1852 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F851B #511B85

analogous

#84851B #4F851B #1B851C

triadic

#4F851B #1B4F85 #851B4F

tetradic

#4F851B #1B8485 #511B85 #851C1B

square

#4F851B #1B8485 #511B85 #851C1B

split-complementary

#4F851B #1C1B85 #851B84

monochromatic

#131F06 #315211 #4F851B #6DB825 #8CD942

Accessibility & contrast

On white

4.47

#4F851B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#4F851B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F851B

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F851B	#FFFFFF	#000000	##000000
##4F851B	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7A00

Deuteranopia (green-blind)

#837626

Tritanopia (blue-blind)

#4F7F71

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4f851b;
/* rgb */ color: rgb(79, 133, 27);
/* oklch */ color: oklch(55.8% 0.145 133.4);

Tailwind

colors: {
  custom: {
    50: '#85a961',
    500: '#4f851b',
    950: '#000000',
  },
}

SCSS

$custom: #4f851b;
$custom-light: #85a961;
$custom-dark: #000000;

JSON

{
  "hex": "#4f851b",
  "rgb": {
    "r": 79,
    "g": 133,
    "b": 27
  },
  "hsl": {
    "h": 90.566,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55809,
    "c": 0.14534,
    "h": 133.4
  },
  "luminance": 0.18516
}

Semantic roles & 50–950 ramp

primary

#4F851B

secondary

#7F44B8

accent

#3FE996

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #4F851B

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

Preview Lab → · Contrast checker → · Palette generator →