#37BC40#37BC40

#37BC40 is a light, vivid green. Relative luminance 0.371; OKLCH L 69.9% C 0.200 H 144.0°. Best body text is #000000 at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#37BC40
RGB	rgb(55, 188, 64)
HSL	hsl(124, 55%, 48%)
HSV	hsv(124, 71%, 74%)
CMYK	cmyk(70.7%, 0%, 66%, 26.3%)
CIE-LAB	lab(67.39, -59.66, 50.79)
CIE-LCH	lch(67.39, 78.35, 139.59°)
OKLab	oklab(69.91% -0.1615 0.1175)
OKLCH	oklch(69.91% 0.2 144)
XYZ	xyz(20.4829, 37.1466, 10.9400)
Luminance	0.3715 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BC40 #BC37B3

analogous

#71BC37 #37BC40 #37BC82

triadic

#37BC40 #4037BC #BC4037

tetradic

#37BC40 #3771BC #BC37B3 #BC8237

square

#37BC40 #3771BC #BC37B3 #BC8237

split-complementary

#37BC40 #8237BC #BC3771

monochromatic

#1B5D20 #298D30 #37BC40 #60D067 #8FDE94

Accessibility & contrast

On white

2.49

#37BC40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.43

#37BC40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BC40

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BC40	#FFFFFF	#000000	##000000
##37BC40	1.00	2.49	8.43	8.43
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.43	21.00	1.00	1.00
##000000	8.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AB30

Deuteranopia (green-blind)

#B0A04B

Tritanopia (blue-blind)

#01B7A2

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #37bc40;
/* rgb */ color: rgb(55, 188, 64);
/* oklch */ color: oklch(69.9% 0.200 144.0);

Tailwind

colors: {
  custom: {
    50: '#81d17a',
    500: '#37bc40',
    950: '#000000',
  },
}

SCSS

$custom: #37bc40;
$custom-light: #81d17a;
$custom-dark: #000000;

JSON

{
  "hex": "#37bc40",
  "rgb": {
    "r": 55,
    "g": 188,
    "b": 64
  },
  "hsl": {
    "h": 124.06,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69913,
    "c": 0.19975,
    "h": 144
  },
  "luminance": 0.37149
}

Semantic roles & 50–950 ramp

primary

#37BC40

secondary

#C986C4

accent

#4AD4DE

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C140A

muted

#7D837C

Preview Lab

Preview with #37BC40

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

Preview Lab → · Contrast checker → · Palette generator →