#40E766#40E766

#40E766 is a light, highly saturated green. Relative luminance 0.592; OKLCH L 81.7% C 0.219 H 146.9°. Best body text is #000000 at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#40E766
RGB	rgb(64, 231, 102)
HSL	hsl(134, 78%, 58%)
HSV	hsv(134, 72%, 91%)
CMYK	cmyk(72.3%, 0%, 55.8%, 9.4%)
CIE-LAB	lab(81.40, -68.10, 50.13)
CIE-LCH	lch(81.40, 84.56, 143.64°)
OKLab	oklab(81.69% -0.1834 0.1194)
OKLCH	oklch(81.69% 0.219 146.9)
XYZ	xyz(33.0861, 59.1973, 22.2503)
Luminance	0.5920 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E766 #E740C1

analogous

#6DE740 #40E766 #40E7BA

triadic

#40E766 #6640E7 #E76640

tetradic

#40E766 #406DE7 #E740C1 #E7BA40

square

#40E766 #406DE7 #E740C1 #E7BA40

split-complementary

#40E766 #BA40E7 #E7406D

monochromatic

#139932 #1AD043 #40E766 #76EE92 #ADF5BD

Accessibility & contrast

On white

1.64

#40E766 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.84

#40E766 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E766

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E766	#FFFFFF	#000000	##000000
##40E766	1.00	1.64	12.84	12.84
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.84	21.00	1.00	1.00
##000000	12.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD25A

Deuteranopia (green-blind)

#D7C570

Tritanopia (blue-blind)

#00E2CA

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #40e766;
/* rgb */ color: rgb(64, 231, 102);
/* oklch */ color: oklch(81.7% 0.219 146.9);

Tailwind

colors: {
  custom: {
    50: '#8cf095',
    500: '#40e766',
    950: '#000000',
  },
}

SCSS

$custom: #40e766;
$custom-light: #8cf095;
$custom-dark: #000000;

JSON

{
  "hex": "#40e766",
  "rgb": {
    "r": 64,
    "g": 231,
    "b": 102
  },
  "hsl": {
    "h": 133.653,
    "s": 77.674,
    "l": 57.843
  },
  "oklch": {
    "l": 0.81695,
    "c": 0.21882,
    "h": 146.9
  },
  "luminance": 0.59201
}

Semantic roles & 50–950 ramp

primary

#40E766

secondary

#9D2E84

accent

#34C8F4

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E170D

muted

#7F857F

Preview Lab

Preview with #40E766

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

Preview Lab → · Contrast checker → · Palette generator →