#37B240#37B240

#37B240 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.3% C 0.188 H 144.2°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#37B240
RGB	rgb(55, 178, 64)
HSL	hsl(124, 53%, 46%)
HSV	hsv(124, 69%, 70%)
CMYK	cmyk(69.1%, 0%, 64%, 30.2%)
CIE-LAB	lab(64.18, -56.25, 47.25)
CIE-LCH	lch(64.18, 73.46, 139.97°)
OKLab	oklab(67.25% -0.1523 0.11)
OKLCH	oklch(67.25% 0.188 144.2)
XYZ	xyz(18.4202, 33.0212, 10.2525)
Luminance	0.3302 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B240 #B237A9

analogous

#6BB237 #37B240 #37B27D

triadic

#37B240 #4037B2 #B24037

tetradic

#37B240 #376BB2 #B237A9 #B27D37

square

#37B240 #376BB2 #B237A9 #B27D37

split-complementary

#37B240 #7D37B2 #B2376B

monochromatic

#1A541E #29832F #37B240 #5ACC62 #89DB8F

Accessibility & contrast

On white

2.76

#37B240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#37B240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B240

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B240	#FFFFFF	#000000	##000000
##37B240	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A232

Deuteranopia (green-blind)

#A7984A

Tritanopia (blue-blind)

#0FAD9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #37b240;
/* rgb */ color: rgb(55, 178, 64);
/* oklch */ color: oklch(67.3% 0.188 144.2);

Tailwind

colors: {
  custom: {
    50: '#7fca79',
    500: '#37b240',
    950: '#000000',
  },
}

SCSS

$custom: #37b240;
$custom-light: #7fca79;
$custom-dark: #000000;

JSON

{
  "hex": "#37b240",
  "rgb": {
    "r": 55,
    "g": 178,
    "b": 64
  },
  "hsl": {
    "h": 124.39,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.67254,
    "c": 0.18786,
    "h": 144.2
  },
  "luminance": 0.33023
}

Semantic roles & 50–950 ramp

primary

#37B240

secondary

#C580C0

accent

#4CD2DC

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #37B240

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

Preview Lab → · Contrast checker → · Palette generator →