#40E347#40E347

#40E347 is a light, highly saturated green. Relative luminance 0.565; OKLCH L 80.3% C 0.237 H 143.5°. Best body text is #000000 at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#40E347
RGB	rgb(64, 227, 71)
HSL	hsl(123, 74%, 57%)
HSV	hsv(123, 72%, 89%)
CMYK	cmyk(71.8%, 0%, 68.7%, 11%)
CIE-LAB	lab(79.89, -70.17, 61.47)
CIE-LCH	lch(79.89, 93.29, 138.78°)
OKLab	oklab(80.35% -0.1902 0.1407)
OKLCH	oklch(80.35% 0.237 143.5)
XYZ	xyz(30.7188, 56.4796, 15.2427)
Luminance	0.5648 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E347 #E340DC

analogous

#8AE340 #40E347 #40E399

triadic

#40E347 #4740E3 #E34740

tetradic

#40E347 #408AE3 #E340DC #E39940

square

#40E347 #408AE3 #E340DC #E39940

split-complementary

#40E347 #9940E3 #E3408A

monochromatic

#16931B #1DC825 #40E347 #75EB7A #ABF3AE

Accessibility & contrast

On white

1.71

#40E347 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.30

#40E347 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E347

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E347	#FFFFFF	#000000	##000000
##40E347	1.00	1.71	12.30	12.30
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.30	21.00	1.00	1.00
##000000	12.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CE30

Deuteranopia (green-blind)

#D5C156

Tritanopia (blue-blind)

#00DDC4

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #40e347;
/* rgb */ color: rgb(64, 227, 71);
/* oklch */ color: oklch(80.3% 0.237 143.5);

Tailwind

colors: {
  custom: {
    50: '#8ced82',
    500: '#40e347',
    950: '#000000',
  },
}

SCSS

$custom: #40e347;
$custom-light: #8ced82;
$custom-dark: #000000;

JSON

{
  "hex": "#40e347",
  "rgb": {
    "r": 64,
    "g": 227,
    "b": 71
  },
  "hsl": {
    "h": 122.577,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.80349,
    "c": 0.23659,
    "h": 143.5
  },
  "luminance": 0.56483
}

Semantic roles & 50–950 ramp

primary

#40E347

secondary

#973093

accent

#37E9F1

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #40E347

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

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