#40DA40#40DA40

#40DA40 is a light, highly saturated green. Relative luminance 0.516; OKLCH L 78.0% C 0.231 H 143.0°. Best body text is #000000 at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#40DA40
RGB	rgb(64, 218, 64)
HSL	hsl(120, 68%, 55%)
HSV	hsv(120, 71%, 85%)
CMYK	cmyk(70.6%, 0%, 70.6%, 14.5%)
CIE-LAB	lab(77.04, -67.91, 61.11)
CIE-LCH	lch(77.04, 91.36, 138.02°)
OKLab	oklab(77.97% -0.1844 0.1392)
OKLCH	oklch(77.97% 0.231 143)
XYZ	xyz(28.1095, 51.5999, 13.3279)
Luminance	0.5160 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40DA40 #DA40DA

analogous

#8DDA40 #40DA40 #40DA8D

triadic

#40DA40 #4040DA #DA4040

tetradic

#40DA40 #408DDA #DA40DA #DA8D40

square

#40DA40 #408DDA #DA40DA #DA8D40

split-complementary

#40DA40 #8D40DA #DA408D

monochromatic

#1A861A #24B924 #40DA40 #73E473 #A7EEA7

Accessibility & contrast

On white

1.86

#40DA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.32

#40DA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40DA40

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40DA40	#FFFFFF	#000000	##000000
##40DA40	1.00	1.86	11.32	11.32
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.32	21.00	1.00	1.00
##000000	11.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC627

Deuteranopia (green-blind)

#CDBA4F

Tritanopia (blue-blind)

#05D4BC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40da40;
/* rgb */ color: rgb(64, 218, 64);
/* oklch */ color: oklch(78.0% 0.231 143.0);

Tailwind

colors: {
  custom: {
    50: '#8be77d',
    500: '#40da40',
    950: '#000000',
  },
}

SCSS

$custom: #40da40;
$custom-light: #8be77d;
$custom-dark: #000000;

JSON

{
  "hex": "#40da40",
  "rgb": {
    "r": 64,
    "g": 218,
    "b": 64
  },
  "hsl": {
    "h": 120,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.77973,
    "c": 0.23099,
    "h": 143
  },
  "luminance": 0.51603
}

Semantic roles & 50–950 ramp

primary

#40DA40

secondary

#8C328C

accent

#3DEAEA

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #40DA40

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

Preview Lab → · Contrast checker → · Palette generator →