#37B561#37B561

#37B561 is a light, vivid green. Relative luminance 0.347; OKLCH L 68.5% C 0.164 H 150.4°. Best body text is #000000 at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#37B561
RGB	rgb(55, 181, 97)
HSL	hsl(140, 53%, 46%)
HSV	hsv(140, 70%, 71%)
CMYK	cmyk(69.6%, 0%, 46.4%, 29%)
CIE-LAB	lab(65.53, -52.77, 33.00)
CIE-LCH	lch(65.53, 62.24, 147.98°)
OKLab	oklab(68.5% -0.1421 0.0808)
OKLCH	oklch(68.5% 0.164 150.4)
XYZ	xyz(20.2555, 34.7208, 16.9412)
Luminance	0.3472 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B561 #B5378B

analogous

#4CB537 #37B561 #37B5A0

triadic

#37B561 #6137B5 #B56137

tetradic

#37B561 #374CB5 #B5378B #B5A037

square

#37B561 #374CB5 #B5378B #B5A037

split-complementary

#37B561 #A037B5 #B5374C

monochromatic

#1A572F #298648 #37B561 #5CCD82 #8BDCA6

Accessibility & contrast

On white

2.64

#37B561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.94

#37B561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B561

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B561	#FFFFFF	#000000	##000000
##37B561	1.00	2.64	7.94	7.94
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.94	21.00	1.00	1.00
##000000	7.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A65A

Deuteranopia (green-blind)

#A79B67

Tritanopia (blue-blind)

#00B2A1

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #37b561;
/* rgb */ color: rgb(55, 181, 97);
/* oklch */ color: oklch(68.5% 0.164 150.4);

Tailwind

colors: {
  custom: {
    50: '#7ecc8f',
    500: '#37b561',
    950: '#000000',
  },
}

SCSS

$custom: #37b561;
$custom-light: #7ecc8f;
$custom-dark: #000000;

JSON

{
  "hex": "#37b561",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 97
  },
  "hsl": {
    "h": 140,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.685,
    "c": 0.16351,
    "h": 150.4
  },
  "luminance": 0.34723
}

Semantic roles & 50–950 ramp

primary

#37B561

secondary

#C682AF

accent

#4BACDD

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #37B561

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

Preview Lab → · Contrast checker → · Palette generator →