#40DF42#40DF42

#40DF42 is a light, highly saturated green. Relative luminance 0.543; OKLCH L 79.3% C 0.235 H 143.1°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#40DF42
RGB	rgb(64, 223, 66)
HSL	hsl(121, 71%, 56%)
HSV	hsv(121, 71%, 87%)
CMYK	cmyk(71.3%, 0%, 70.4%, 12.5%)
CIE-LAB	lab(78.61, -69.34, 62.00)
CIE-LCH	lch(78.61, 93.02, 138.19°)
OKLab	oklab(79.28% -0.1881 0.1412)
OKLCH	oklch(79.28% 0.235 143.1)
XYZ	xyz(29.4836, 54.2554, 14.0717)
Luminance	0.5426 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DF42 #DF40DD

analogous

#8EDF40 #40DF42 #40DF92

triadic

#40DF42 #4240DF #DF4240

tetradic

#40DF42 #408EDF #DF40DD #DF9240

square

#40DF42 #408EDF #DF40DD #DF9240

split-complementary

#40DF42 #9240DF #DF408E

monochromatic

#188D19 #20C122 #40DF42 #74E876 #A9F1AA

Accessibility & contrast

On white

1.77

#40DF42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#40DF42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DF42

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DF42	#FFFFFF	#000000	##000000
##40DF42	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CA28

Deuteranopia (green-blind)

#D2BE52

Tritanopia (blue-blind)

#00D9C0

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40df42;
/* rgb */ color: rgb(64, 223, 66);
/* oklch */ color: oklch(79.3% 0.235 143.1);

Tailwind

colors: {
  custom: {
    50: '#8bea7f',
    500: '#40df42',
    950: '#000000',
  },
}

SCSS

$custom: #40df42;
$custom-light: #8bea7f;
$custom-dark: #000000;

JSON

{
  "hex": "#40df42",
  "rgb": {
    "r": 64,
    "g": 223,
    "b": 66
  },
  "hsl": {
    "h": 120.755,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.79279,
    "c": 0.23526,
    "h": 143.1
  },
  "luminance": 0.54259
}

Semantic roles & 50–950 ramp

primary

#40DF42

secondary

#923191

accent

#3AECEE

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #40DF42

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

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