#4B8013#4B8013

#4B8013 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.2% C 0.145 H 133.2°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4B8013
RGB	rgb(75, 128, 19)
HSL	hsl(89, 74%, 29%)
HSV	hsv(89, 85%, 50%)
CMYK	cmyk(41.4%, 0%, 85.2%, 49.8%)
CIE-LAB	lab(48.24, -35.16, 48.22)
CIE-LCH	lch(48.24, 59.68, 126.10°)
OKLab	oklab(54.2% -0.0993 0.1058)
OKLCH	oklch(54.2% 0.145 133.2)
XYZ	xyz(10.7382, 16.9807, 3.3278)
Luminance	0.1698 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8013 #481380

analogous

#807F13 #4B8013 #158013

triadic

#4B8013 #134B80 #80134B

tetradic

#4B8013 #13807F #481380 #801315

square

#4B8013 #13807F #481380 #801315

split-complementary

#4B8013 #131580 #7F1380

monochromatic

#101B04 #2C4B0B #4B8013 #6AB51B #89E02D

Accessibility & contrast

On white

4.78

#4B8013 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4B8013 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B8013

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8013	#FFFFFF	#000000	##FFFFFF
##4B8013	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867500

Deuteranopia (green-blind)

#7E7120

Tritanopia (blue-blind)

#4B7B6D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4b8013;
/* rgb */ color: rgb(75, 128, 19);
/* oklch */ color: oklch(54.2% 0.145 133.2);

Tailwind

colors: {
  custom: {
    50: '#83a55c',
    500: '#4b8013',
    950: '#000000',
  },
}

SCSS

$custom: #4b8013;
$custom-light: #83a55c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8013",
  "rgb": {
    "r": 75,
    "g": 128,
    "b": 19
  },
  "hsl": {
    "h": 89.174,
    "s": 74.15,
    "l": 28.824
  },
  "oklch": {
    "l": 0.54202,
    "c": 0.14505,
    "h": 133.2
  },
  "luminance": 0.16981
}

Semantic roles & 50–950 ramp

primary

#4B8013

secondary

#7639B5

accent

#37F191

background

#F8FAF5

surface

#EFF4E9

border

#CACEC5

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4B8013

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

Preview Lab → · Contrast checker → · Palette generator →