#40E156#40E156

#40E156 is a light, highly saturated green. Relative luminance 0.556; OKLCH L 80.0% C 0.224 H 145.1°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#40E156
RGB	rgb(64, 225, 86)
HSL	hsl(128, 73%, 57%)
HSV	hsv(128, 72%, 88%)
CMYK	cmyk(71.6%, 0%, 61.8%, 11.8%)
CIE-LAB	lab(79.39, -68.04, 54.87)
CIE-LCH	lch(79.39, 87.41, 141.12°)
OKLab	oklab(79.98% -0.1838 0.1283)
OKLCH	oklch(79.98% 0.224 145.1)
XYZ	xyz(30.7172, 55.6088, 17.9170)
Luminance	0.5561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E156 #E140CB

analogous

#7BE140 #40E156 #40E1A7

triadic

#40E156 #5640E1 #E15640

tetradic

#40E156 #407BE1 #E140CB #E1A740

square

#40E156 #407BE1 #E140CB #E1A740

split-complementary

#40E156 #A740E1 #E1407B

monochromatic

#179027 #1FC536 #40E156 #75E985 #AAF2B4

Accessibility & contrast

On white

1.73

#40E156 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#40E156 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E156

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E156	#FFFFFF	#000000	##000000
##40E156	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC46

Deuteranopia (green-blind)

#D2C062

Tritanopia (blue-blind)

#00DBC4

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #40e156;
/* rgb */ color: rgb(64, 225, 86);
/* oklch */ color: oklch(80.0% 0.224 145.1);

Tailwind

colors: {
  custom: {
    50: '#8bec8a',
    500: '#40e156',
    950: '#000000',
  },
}

SCSS

$custom: #40e156;
$custom-light: #8bec8a;
$custom-dark: #000000;

JSON

{
  "hex": "#40e156",
  "rgb": {
    "r": 64,
    "g": 225,
    "b": 86
  },
  "hsl": {
    "h": 128.199,
    "s": 72.851,
    "l": 56.667
  },
  "oklch": {
    "l": 0.79978,
    "c": 0.22414,
    "h": 145.1
  },
  "luminance": 0.55612
}

Semantic roles & 50–950 ramp

primary

#40E156

secondary

#953087

accent

#38D6F0

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #40E156

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

Preview Lab → · Contrast checker → · Palette generator →