#37BF40#37BF40

#37BF40 is a light, highly saturated green. Relative luminance 0.384; OKLCH L 70.7% C 0.203 H 143.9°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#37BF40
RGB	rgb(55, 191, 64)
HSL	hsl(124, 55%, 48%)
HSV	hsv(124, 71%, 75%)
CMYK	cmyk(71.2%, 0%, 66.5%, 25.1%)
CIE-LAB	lab(68.34, -60.66, 51.84)
CIE-LCH	lch(68.34, 79.79, 139.48°)
OKLab	oklab(70.71% -0.1643 0.1197)
OKLCH	oklch(70.71% 0.203 143.9)
XYZ	xyz(21.1304, 38.4417, 11.1559)
Luminance	0.3844 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BF40 #BF37B6

analogous

#72BF37 #37BF40 #37BF84

triadic

#37BF40 #4037BF #BF4037

tetradic

#37BF40 #3772BF #BF37B6 #BF8437

square

#37BF40 #3772BF #BF37B6 #BF8437

split-complementary

#37BF40 #8437BF #BF3772

monochromatic

#1C6020 #298F30 #37BF40 #62D269 #91DF96

Accessibility & contrast

On white

2.42

#37BF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#37BF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BF40

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BF40	#FFFFFF	#000000	##000000
##37BF40	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD2F

Deuteranopia (green-blind)

#B3A24C

Tritanopia (blue-blind)

#00BAA5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #37bf40;
/* rgb */ color: rgb(55, 191, 64);
/* oklch */ color: oklch(70.7% 0.203 143.9);

Tailwind

colors: {
  custom: {
    50: '#81d37b',
    500: '#37bf40',
    950: '#000000',
  },
}

SCSS

$custom: #37bf40;
$custom-light: #81d37b;
$custom-dark: #000000;

JSON

{
  "hex": "#37bf40",
  "rgb": {
    "r": 55,
    "g": 191,
    "b": 64
  },
  "hsl": {
    "h": 123.971,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.70707,
    "c": 0.20325,
    "h": 143.9
  },
  "luminance": 0.38444
}

Semantic roles & 50–950 ramp

primary

#37BF40

secondary

#CA88C6

accent

#49D5DF

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C140A

muted

#7D837C

Preview Lab

Preview with #37BF40

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

Preview Lab → · Contrast checker → · Palette generator →