#37B571#37B571

#37B571 is a light, vivid green. Relative luminance 0.351; OKLCH L 68.8% C 0.149 H 155.1°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#37B571
RGB	rgb(55, 181, 113)
HSL	hsl(148, 53%, 46%)
HSV	hsv(148, 70%, 71%)
CMYK	cmyk(69.6%, 0%, 37.6%, 29%)
CIE-LAB	lab(65.79, -49.89, 24.96)
CIE-LCH	lch(65.79, 55.78, 153.42°)
OKLab	oklab(68.8% -0.1349 0.0625)
OKLCH	oklch(68.8% 0.149 155.1)
XYZ	xyz(21.0781, 35.0499, 21.2740)
Luminance	0.3505 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B571 #B5377B

analogous

#3CB537 #37B571 #37B5B0

triadic

#37B571 #7137B5 #B57137

tetradic

#37B571 #373CB5 #B5377B #B5B037

square

#37B571 #373CB5 #B5377B #B5B037

split-complementary

#37B571 #B037B5 #B5373C

monochromatic

#1A5736 #298654 #37B571 #5CCD90 #8BDCB0

Accessibility & contrast

On white

2.62

#37B571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#37B571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B571

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B571	#FFFFFF	#000000	##000000
##37B571	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A76C

Deuteranopia (green-blind)

#A59B75

Tritanopia (blue-blind)

#00B3A4

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #37b571;
/* rgb */ color: rgb(55, 181, 113);
/* oklch */ color: oklch(68.8% 0.149 155.1);

Tailwind

colors: {
  custom: {
    50: '#7ecc9a',
    500: '#37b571',
    950: '#000000',
  },
}

SCSS

$custom: #37b571;
$custom-light: #7ecc9a;
$custom-dark: #000000;

JSON

{
  "hex": "#37b571",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 113
  },
  "hsl": {
    "h": 147.619,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.68795,
    "c": 0.14864,
    "h": 155.1
  },
  "luminance": 0.35052
}

Semantic roles & 50–950 ramp

primary

#37B571

secondary

#C682A7

accent

#4B9ADD

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #37B571

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

Preview Lab → · Contrast checker → · Palette generator →