#37821B#37821B

#37821B is a mid, vivid green. Relative luminance 0.169; OKLCH L 53.8% C 0.154 H 138.9°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#37821B
RGB	rgb(55, 130, 27)
HSL	hsl(104, 66%, 31%)
HSV	hsv(104, 79%, 51%)
CMYK	cmyk(57.7%, 0%, 79.2%, 49%)
CIE-LAB	lab(48.08, -42.09, 45.26)
CIE-LCH	lch(48.08, 61.81, 132.93°)
OKLab	oklab(53.85% -0.116 0.1011)
OKLCH	oklch(53.85% 0.154 138.9)
XYZ	xyz(9.7556, 16.8558, 3.7761)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37821B #661B82

analogous

#6A821B #37821B #1B8232

triadic

#37821B #1B3782 #821B37

tetradic

#37821B #1B6A82 #661B82 #82321B

square

#37821B #1B6A82 #661B82 #82321B

split-complementary

#37821B #321B82 #821B6A

monochromatic

#0C1D06 #224F10 #37821B #4CB526 #69D740

Accessibility & contrast

On white

4.80

#37821B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#37821B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37821B

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37821B	#FFFFFF	#000000	##FFFFFF
##37821B	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867602

Deuteranopia (green-blind)

#7D7026

Tritanopia (blue-blind)

#2F7D6F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #37821b;
/* rgb */ color: rgb(55, 130, 27);
/* oklch */ color: oklch(53.8% 0.154 138.9);

Tailwind

colors: {
  custom: {
    50: '#77a760',
    500: '#37821b',
    950: '#000000',
  },
}

SCSS

$custom: #37821b;
$custom-light: #77a760;
$custom-dark: #000000;

JSON

{
  "hex": "#37821b",
  "rgb": {
    "r": 55,
    "g": 130,
    "b": 27
  },
  "hsl": {
    "h": 103.689,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53847,
    "c": 0.15392,
    "h": 138.9
  },
  "luminance": 0.16857
}

Semantic roles & 50–950 ramp

primary

#37821B

secondary

#9643B6

accent

#3FE9BB

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #37821B

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

Preview Lab → · Contrast checker → · Palette generator →