#37811B#37811B

#37811B is a mid, vivid green. Relative luminance 0.166; OKLCH L 53.6% C 0.153 H 138.9°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#37811B
RGB	rgb(55, 129, 27)
HSL	hsl(104, 65%, 31%)
HSV	hsv(104, 79%, 51%)
CMYK	cmyk(57.4%, 0%, 79.1%, 49.4%)
CIE-LAB	lab(47.74, -41.70, 44.93)
CIE-LCH	lch(47.74, 61.30, 132.87°)
OKLab	oklab(53.57% -0.115 0.1005)
OKLCH	oklch(53.57% 0.153 138.9)
XYZ	xyz(9.6233, 16.5911, 3.7320)
Luminance	0.1659 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37811B #651B81

analogous

#6A811B #37811B #1B8132

triadic

#37811B #1B3781 #811B37

tetradic

#37811B #1B6A81 #651B81 #81321B

square

#37811B #1B6A81 #651B81 #81321B

split-complementary

#37811B #321B81 #811B6A

monochromatic

#0C1C06 #214E10 #37811B #4DB426 #69D73F

Accessibility & contrast

On white

4.86

#37811B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#37811B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37811B

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37811B	#FFFFFF	#000000	##FFFFFF
##37811B	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857503

Deuteranopia (green-blind)

#7C6F26

Tritanopia (blue-blind)

#307C6E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #37811b;
/* rgb */ color: rgb(55, 129, 27);
/* oklch */ color: oklch(53.6% 0.153 138.9);

Tailwind

colors: {
  custom: {
    50: '#77a660',
    500: '#37811b',
    950: '#000000',
  },
}

SCSS

$custom: #37811b;
$custom-light: #77a660;
$custom-dark: #000000;

JSON

{
  "hex": "#37811b",
  "rgb": {
    "r": 55,
    "g": 129,
    "b": 27
  },
  "hsl": {
    "h": 103.529,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.53569,
    "c": 0.15269,
    "h": 138.9
  },
  "luminance": 0.16592
}

Semantic roles & 50–950 ramp

primary

#37811B

secondary

#9543B5

accent

#3FE8BA

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #37811B

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

Preview Lab → · Contrast checker → · Palette generator →