#37A831#37A831

#37A831 is a light, vivid green. Relative luminance 0.290; OKLCH L 64.4% C 0.186 H 142.4°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#37A831
RGB	rgb(55, 168, 49)
HSL	hsl(117, 55%, 43%)
HSV	hsv(117, 71%, 66%)
CMYK	cmyk(67.3%, 0%, 70.8%, 34.1%)
CIE-LAB	lab(60.81, -54.27, 49.88)
CIE-LCH	lch(60.81, 73.71, 137.41°)
OKLab	oklab(64.43% -0.1477 0.1138)
OKLCH	oklch(64.43% 0.186 142.4)
XYZ	xyz(16.1316, 29.0376, 7.6598)
Luminance	0.2904 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A831 #A231A8

analogous

#72A831 #37A831 #31A867

triadic

#37A831 #3137A8 #A83137

tetradic

#37A831 #3172A8 #A231A8 #A86731

square

#37A831 #3172A8 #A231A8 #A86731

split-complementary

#37A831 #6731A8 #A83172

monochromatic

#184915 #277923 #37A831 #52CB4C #80D87B

Accessibility & contrast

On white

3.08

#37A831 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#37A831 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37A831

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A831	#FFFFFF	#000000	##000000
##37A831	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC981E

Deuteranopia (green-blind)

#9E8F3D

Tritanopia (blue-blind)

#1DA390

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #37a831;
/* rgb */ color: rgb(55, 168, 49);
/* oklch */ color: oklch(64.4% 0.186 142.4);

Tailwind

colors: {
  custom: {
    50: '#7dc370',
    500: '#37a831',
    950: '#000000',
  },
}

SCSS

$custom: #37a831;
$custom-light: #7dc370;
$custom-dark: #000000;

JSON

{
  "hex": "#37a831",
  "rgb": {
    "r": 55,
    "g": 168,
    "b": 49
  },
  "hsl": {
    "h": 116.975,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64428,
    "c": 0.18644,
    "h": 142.4
  },
  "luminance": 0.29039
}

Semantic roles & 50–950 ramp

primary

#37A831

secondary

#BD74C1

accent

#4ADED7

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #37A831

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

Preview Lab → · Contrast checker → · Palette generator →