#37731C#37731C

#37731C is a mid, vivid green. Relative luminance 0.132; OKLCH L 49.7% C 0.134 H 137.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#37731C
RGB	rgb(55, 115, 28)
HSL	hsl(101, 61%, 28%)
HSV	hsv(101, 76%, 45%)
CMYK	cmyk(52.2%, 0%, 75.7%, 54.9%)
CIE-LAB	lab(43.00, -35.96, 39.87)
CIE-LCH	lch(43.00, 53.69, 132.05°)
OKLab	oklab(49.66% -0.0994 0.09)
OKLCH	oklch(49.66% 0.134 137.8)
XYZ	xyz(7.9156, 13.1570, 3.2208)
Luminance	0.1316 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37731C #581C73

analogous

#62731C #37731C #1C732C

triadic

#37731C #1C3773 #731C37

tetradic

#37731C #1C6273 #581C73 #732C1C

square

#37731C #1C6273 #581C73 #732C1C

split-complementary

#37731C #2C1C73 #731C62

monochromatic

#0C1906 #1F4210 #37731C #4FA428 #68CF3A

Accessibility & contrast

On white

5.78

#37731C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#37731C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37731C

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37731C	#FFFFFF	#000000	##FFFFFF
##37731C	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#77690C

Deuteranopia (green-blind)

#6F6425

Tritanopia (blue-blind)

#336F62

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #37731c;
/* rgb */ color: rgb(55, 115, 28);
/* oklch */ color: oklch(49.7% 0.134 137.8);

Tailwind

colors: {
  custom: {
    50: '#749c5e',
    500: '#37731c',
    950: '#000000',
  },
}

SCSS

$custom: #37731c;
$custom-light: #749c5e;
$custom-dark: #000000;

JSON

{
  "hex": "#37731c",
  "rgb": {
    "r": 55,
    "g": 115,
    "b": 28
  },
  "hsl": {
    "h": 101.379,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.49664,
    "c": 0.13413,
    "h": 137.8
  },
  "luminance": 0.13158
}

Semantic roles & 50–950 ramp

primary

#37731C

secondary

#8843A7

accent

#44E4B2

background

#F7F9F5

surface

#EDF2E9

border

#C8CCC5

text

#090E05

muted

#7B7E79

Preview Lab

Preview with #37731C

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

Preview Lab → · Contrast checker → · Palette generator →