#40E027#40E027

#40E027 is a light, highly saturated green. Relative luminance 0.545; OKLCH L 79.4% C 0.249 H 141.4°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#40E027
RGB	rgb(64, 224, 39)
HSL	hsl(112, 75%, 52%)
HSV	hsv(112, 83%, 88%)
CMYK	cmyk(71.4%, 0%, 82.6%, 12.2%)
CIE-LAB	lab(78.78, -71.40, 70.51)
CIE-LCH	lch(78.78, 100.35, 135.36°)
OKLab	oklab(79.37% -0.1949 0.1555)
OKLCH	oklch(79.37% 0.249 141.4)
XYZ	xyz(29.1346, 54.5445, 10.9118)
Luminance	0.5455 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E027 #C727E0

analogous

#9DE027 #40E027 #27E06B

triadic

#40E027 #2740E0 #E02740

tetradic

#40E027 #279DE0 #C727E0 #E06B27

square

#40E027 #279DE0 #C727E0 #E06B27

split-complementary

#40E027 #6B27E0 #E0279D

monochromatic

#207B12 #2EB019 #40E027 #6FE85D #9FEF92

Accessibility & contrast

On white

1.76

#40E027 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#40E027 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E027

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E027	#FFFFFF	#000000	##000000
##40E027	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CB00

Deuteranopia (green-blind)

#D4BE40

Tritanopia (blue-blind)

#0CD9BF

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40e027;
/* rgb */ color: rgb(64, 224, 39);
/* oklch */ color: oklch(79.4% 0.249 141.4);

Tailwind

colors: {
  custom: {
    50: '#8deb73',
    500: '#40e027',
    950: '#000000',
  },
}

SCSS

$custom: #40e027;
$custom-light: #8deb73;
$custom-dark: #000000;

JSON

{
  "hex": "#40e027",
  "rgb": {
    "r": 64,
    "g": 224,
    "b": 39
  },
  "hsl": {
    "h": 111.892,
    "s": 74.899,
    "l": 51.569
  },
  "oklch": {
    "l": 0.79373,
    "c": 0.24936,
    "h": 141.4
  },
  "luminance": 0.54548
}

Semantic roles & 50–950 ramp

primary

#40E027

secondary

#762982

accent

#36F2D8

background

#FCFFFB

surface

#F5FEF1

border

#CFD6CB

text

#0E1609

muted

#7F857D

Preview Lab

Preview with #40E027

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

Preview Lab → · Contrast checker → · Palette generator →