#37B451#37B451

#37B451 is a light, vivid green. Relative luminance 0.340; OKLCH L 68.0% C 0.177 H 146.9°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#37B451
RGB	rgb(55, 180, 81)
HSL	hsl(132, 53%, 46%)
HSV	hsv(132, 69%, 71%)
CMYK	cmyk(69.4%, 0%, 55%, 29.4%)
CIE-LAB	lab(65.00, -54.84, 40.34)
CIE-LCH	lch(65.00, 68.08, 143.67°)
OKLab	oklab(67.99% -0.1479 0.0965)
OKLCH	oklch(67.99% 0.177 146.9)
XYZ	xyz(19.3806, 34.0467, 13.3333)
Luminance	0.3405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B451 #B4379A

analogous

#5BB437 #37B451 #37B48F

triadic

#37B451 #5137B4 #B45137

tetradic

#37B451 #375BB4 #B4379A #B48F37

square

#37B451 #375BB4 #B4379A #B48F37

split-complementary

#37B451 #8F37B4 #B4375B

monochromatic

#1A5627 #29853C #37B451 #5BCD73 #8ADB9B

Accessibility & contrast

On white

2.69

#37B451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#37B451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B451

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B451	#FFFFFF	#000000	##000000
##37B451	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A448

Deuteranopia (green-blind)

#A79A59

Tritanopia (blue-blind)

#00B09E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #37b451;
/* rgb */ color: rgb(55, 180, 81);
/* oklch */ color: oklch(68.0% 0.177 146.9);

Tailwind

colors: {
  custom: {
    50: '#7ecb84',
    500: '#37b451',
    950: '#000000',
  },
}

SCSS

$custom: #37b451;
$custom-light: #7ecb84;
$custom-dark: #000000;

JSON

{
  "hex": "#37b451",
  "rgb": {
    "r": 55,
    "g": 180,
    "b": 81
  },
  "hsl": {
    "h": 132.48,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.67992,
    "c": 0.17657,
    "h": 146.9
  },
  "luminance": 0.34049
}

Semantic roles & 50–950 ramp

primary

#37B451

secondary

#C681B7

accent

#4BBEDD

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #37B451

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

Preview Lab → · Contrast checker → · Palette generator →