#37801B#37801B

#37801B is a mid, vivid green. Relative luminance 0.163; OKLCH L 53.3% C 0.151 H 138.8°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#37801B
RGB	rgb(55, 128, 27)
HSL	hsl(103, 65%, 30%)
HSV	hsv(103, 79%, 50%)
CMYK	cmyk(57%, 0%, 78.9%, 49.8%)
CIE-LAB	lab(47.40, -41.31, 44.60)
CIE-LCH	lch(47.40, 60.80, 132.81°)
OKLab	oklab(53.29% -0.1139 0.0998)
OKLCH	oklch(53.29% 0.151 138.8)
XYZ	xyz(9.4922, 16.3289, 3.6883)
Luminance	0.1633 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37801B #641B80

analogous

#69801B #37801B #1B8031

triadic

#37801B #1B3780 #801B37

tetradic

#37801B #1B6980 #641B80 #80311B

square

#37801B #1B6980 #641B80 #80311B

split-complementary

#37801B #311B80 #801B69

monochromatic

#0C1B06 #214D10 #37801B #4DB326 #69D63F

Accessibility & contrast

On white

4.92

#37801B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#37801B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37801B

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37801B	#FFFFFF	#000000	##FFFFFF
##37801B	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847403

Deuteranopia (green-blind)

#7B6E26

Tritanopia (blue-blind)

#307B6D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #37801b;
/* rgb */ color: rgb(55, 128, 27);
/* oklch */ color: oklch(53.3% 0.151 138.8);

Tailwind

colors: {
  custom: {
    50: '#77a560',
    500: '#37801b',
    950: '#000000',
  },
}

SCSS

$custom: #37801b;
$custom-light: #77a560;
$custom-dark: #000000;

JSON

{
  "hex": "#37801b",
  "rgb": {
    "r": 55,
    "g": 128,
    "b": 27
  },
  "hsl": {
    "h": 103.366,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.5329,
    "c": 0.15144,
    "h": 138.8
  },
  "luminance": 0.1633
}

Semantic roles & 50–950 ramp

primary

#37801B

secondary

#9443B4

accent

#40E8B9

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #37801B

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

Preview Lab → · Contrast checker → · Palette generator →