#37C571#37C571

#37C571 is a light, vivid green. Relative luminance 0.419; OKLCH L 72.9% C 0.170 H 152.6°. Best body text is #000000 at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#37C571
RGB	rgb(55, 197, 113)
HSL	hsl(145, 56%, 49%)
HSV	hsv(145, 72%, 77%)
CMYK	cmyk(72.1%, 0%, 42.6%, 22.7%)
CIE-LAB	lab(70.83, -55.95, 31.60)
CIE-LCH	lch(70.83, 64.26, 150.55°)
OKLab	oklab(72.95% -0.1507 0.0781)
OKLCH	oklch(72.95% 0.17 152.6)
XYZ	xyz(24.5203, 41.9342, 22.4214)
Luminance	0.4194 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37C571 #C5378B

analogous

#44C537 #37C571 #37C5B8

triadic

#37C571 #7137C5 #C57137

tetradic

#37C571 #3744C5 #C5378B #C5B837

square

#37C571 #3744C5 #C5378B #C5B837

split-complementary

#37C571 #B837C5 #C53744

monochromatic

#1C653A #2A9556 #37C571 #65D492 #95E1B4

Accessibility & contrast

On white

2.24

#37C571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.39

#37C571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C571

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37C571	#FFFFFF	#000000	##000000
##37C571	1.00	2.24	9.39	9.39
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.39	21.00	1.00	1.00
##000000	9.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B56B

Deuteranopia (green-blind)

#B4A877

Tritanopia (blue-blind)

#00C2B0

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #37c571;
/* rgb */ color: rgb(55, 197, 113);
/* oklch */ color: oklch(72.9% 0.170 152.6);

Tailwind

colors: {
  custom: {
    50: '#81d89b',
    500: '#37c571',
    950: '#000000',
  },
}

SCSS

$custom: #37c571;
$custom-light: #81d89b;
$custom-dark: #000000;

JSON

{
  "hex": "#37c571",
  "rgb": {
    "r": 55,
    "g": 197,
    "b": 113
  },
  "hsl": {
    "h": 144.507,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.72949,
    "c": 0.16976,
    "h": 152.6
  },
  "luminance": 0.41937
}

Semantic roles & 50–950 ramp

primary

#37C571

secondary

#CD8BB2

accent

#48A2E0

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #37C571

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

Preview Lab → · Contrast checker → · Palette generator →