#40BF37#40BF37

#40BF37 is a light, highly saturated green. Relative luminance 0.386; OKLCH L 70.9% C 0.206 H 142.2°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#40BF37
RGB	rgb(64, 191, 55)
HSL	hsl(116, 55%, 48%)
HSV	hsv(116, 71%, 75%)
CMYK	cmyk(66.5%, 0%, 71.2%, 25.1%)
CIE-LAB	lab(68.48, -59.80, 55.60)
CIE-LCH	lch(68.48, 81.65, 137.08°)
OKLab	oklab(70.85% -0.1628 0.1265)
OKLCH	oklch(70.85% 0.206 142.2)
XYZ	xyz(21.4335, 38.6252, 9.9396)
Luminance	0.3863 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BF37 #B637BF

analogous

#84BF37 #40BF37 #37BF72

triadic

#40BF37 #3740BF #BF3740

tetradic

#40BF37 #3784BF #B637BF #BF7237

square

#40BF37 #3784BF #B637BF #BF7237

split-complementary

#40BF37 #7237BF #BF3784

monochromatic

#20601C #308F29 #40BF37 #69D262 #96DF91

Accessibility & contrast

On white

2.41

#40BF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#40BF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BF37

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BF37	#FFFFFF	#000000	##000000
##40BF37	1.00	2.41	8.73	8.73
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.73	21.00	1.00	1.00
##000000	8.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD21

Deuteranopia (green-blind)

#B4A345

Tritanopia (blue-blind)

#24B9A4

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40bf37;
/* rgb */ color: rgb(64, 191, 55);
/* oklch */ color: oklch(70.9% 0.206 142.2);

Tailwind

colors: {
  custom: {
    50: '#85d376',
    500: '#40bf37',
    950: '#000000',
  },
}

SCSS

$custom: #40bf37;
$custom-light: #85d376;
$custom-dark: #000000;

JSON

{
  "hex": "#40bf37",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 55
  },
  "hsl": {
    "h": 116.029,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.70854,
    "c": 0.20619,
    "h": 142.2
  },
  "luminance": 0.38627
}

Semantic roles & 50–950 ramp

primary

#40BF37

secondary

#C688CA

accent

#49DFD5

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #40BF37

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

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