#37B243#37B243

#37B243 is a light, vivid green. Relative luminance 0.331; OKLCH L 67.3% C 0.186 H 144.6°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#37B243
RGB	rgb(55, 178, 67)
HSL	hsl(126, 53%, 46%)
HSV	hsv(126, 69%, 70%)
CMYK	cmyk(69.1%, 0%, 62.4%, 30.2%)
CIE-LAB	lab(64.21, -55.91, 45.95)
CIE-LCH	lch(64.21, 72.37, 140.58°)
OKLab	oklab(67.29% -0.1512 0.1075)
OKLCH	oklch(67.29% 0.186 144.6)
XYZ	xyz(18.5079, 33.0563, 10.7142)
Luminance	0.3306 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B243 #B237A6

analogous

#68B237 #37B243 #37B280

triadic

#37B243 #4337B2 #B24337

tetradic

#37B243 #3768B2 #B237A6 #B28037

square

#37B243 #3768B2 #B237A6 #B28037

split-complementary

#37B243 #8037B2 #B23768

monochromatic

#1A5420 #298331 #37B243 #5ACC65 #89DB91

Accessibility & contrast

On white

2.76

#37B243 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#37B243 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B243

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B243	#FFFFFF	#000000	##000000
##37B243	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A236

Deuteranopia (green-blind)

#A7984C

Tritanopia (blue-blind)

#0CAD9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #37b243;
/* rgb */ color: rgb(55, 178, 67);
/* oklch */ color: oklch(67.3% 0.186 144.6);

Tailwind

colors: {
  custom: {
    50: '#7fca7b',
    500: '#37b243',
    950: '#000000',
  },
}

SCSS

$custom: #37b243;
$custom-light: #7fca7b;
$custom-dark: #000000;

JSON

{
  "hex": "#37b243",
  "rgb": {
    "r": 55,
    "g": 178,
    "b": 67
  },
  "hsl": {
    "h": 125.854,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.67287,
    "c": 0.18557,
    "h": 144.6
  },
  "luminance": 0.33058
}

Semantic roles & 50–950 ramp

primary

#37B243

secondary

#C580BE

accent

#4CCEDC

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #37B243

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

Preview Lab → · Contrast checker → · Palette generator →