#37B831#37B831

#37B831 is a light, highly saturated green. Relative luminance 0.353; OKLCH L 68.7% C 0.205 H 142.4°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#37B831
RGB	rgb(55, 184, 49)
HSL	hsl(117, 58%, 46%)
HSV	hsv(117, 73%, 72%)
CMYK	cmyk(70.1%, 0%, 73.4%, 27.8%)
CIE-LAB	lab(65.99, -59.68, 55.20)
CIE-LCH	lch(65.99, 81.30, 137.23°)
OKLab	oklab(68.72% -0.1623 0.125)
OKLCH	oklch(68.72% 0.205 142.4)
XYZ	xyz(19.2693, 35.3129, 8.7057)
Luminance	0.3532 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B831 #B231B8

analogous

#7BB831 #37B831 #31B86E

triadic

#37B831 #3137B8 #B83137

tetradic

#37B831 #317BB8 #B231B8 #B86E31

square

#37B831 #317BB8 #B231B8 #B86E31

split-complementary

#37B831 #6E31B8 #B8317B

monochromatic

#1A5717 #298824 #37B831 #5AD255 #89DE85

Accessibility & contrast

On white

2.60

#37B831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#37B831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B831

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B831	#FFFFFF	#000000	##000000
##37B831	1.00	2.60	8.06	8.06
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA718

Deuteranopia (green-blind)

#AD9C3F

Tritanopia (blue-blind)

#11B29E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #37b831;
/* rgb */ color: rgb(55, 184, 49);
/* oklch */ color: oklch(68.7% 0.205 142.4);

Tailwind

colors: {
  custom: {
    50: '#81ce72',
    500: '#37b831',
    950: '#000000',
  },
}

SCSS

$custom: #37b831;
$custom-light: #81ce72;
$custom-dark: #000000;

JSON

{
  "hex": "#37b831",
  "rgb": {
    "r": 55,
    "g": 184,
    "b": 49
  },
  "hsl": {
    "h": 117.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.6872,
    "c": 0.20486,
    "h": 142.4
  },
  "luminance": 0.35315
}

Semantic roles & 50–950 ramp

primary

#37B831

secondary

#C57DC8

accent

#47E1DA

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #37B831

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

Preview Lab → · Contrast checker → · Palette generator →