#37901B#37901B

#37901B is a mid, vivid green. Relative luminance 0.208; OKLCH L 57.7% C 0.171 H 139.7°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#37901B
RGB	rgb(55, 144, 27)
HSL	hsl(106, 68%, 34%)
HSV	hsv(106, 81%, 56%)
CMYK	cmyk(61.8%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(52.77, -47.37, 49.73)
CIE-LCH	lch(52.77, 68.68, 133.61°)
OKLab	oklab(57.73% -0.1302 0.1105)
OKLCH	oklch(57.73% 0.171 139.7)
XYZ	xyz(11.7461, 20.8368, 4.4396)
Luminance	0.2084 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37901B #741B90

analogous

#71901B #37901B #1B9039

triadic

#37901B #1B3790 #901B37

tetradic

#37901B #1B7190 #741B90 #90391B

square

#37901B #1B7190 #741B90 #90391B

split-complementary

#37901B #391B90 #901B71

monochromatic

#102908 #235C11 #37901B #4BC425 #6CDD49

Accessibility & contrast

On white

4.06

#37901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#37901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37901B

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37901B	#FFFFFF	#000000	##000000
##37901B	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#897B29

Tritanopia (blue-blind)

#2B8B7A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #37901b;
/* rgb */ color: rgb(55, 144, 27);
/* oklch */ color: oklch(57.7% 0.171 139.7);

Tailwind

colors: {
  custom: {
    50: '#79b162',
    500: '#37901b',
    950: '#000000',
  },
}

SCSS

$custom: #37901b;
$custom-light: #79b162;
$custom-dark: #000000;

JSON

{
  "hex": "#37901b",
  "rgb": {
    "r": 55,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 105.641,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57725,
    "c": 0.17079,
    "h": 139.7
  },
  "luminance": 0.20838
}

Semantic roles & 50–950 ramp

primary

#37901B

secondary

#A248BF

accent

#3DEBC1

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1106

muted

#7C807A

Preview Lab

Preview with #37901B

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

Preview Lab → · Contrast checker → · Palette generator →