#40D443#40D443

#40D443 is a light, highly saturated green. Relative luminance 0.486; OKLCH L 76.4% C 0.222 H 143.3°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#40D443
RGB	rgb(64, 212, 67)
HSL	hsl(121, 63%, 54%)
HSV	hsv(121, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 68.4%, 16.9%)
CIE-LAB	lab(75.19, -65.72, 58.04)
CIE-LCH	lch(75.19, 87.68, 138.55°)
OKLab	oklab(76.44% -0.1783 0.1331)
OKLCH	oklch(76.44% 0.222 143.3)
XYZ	xyz(26.6693, 48.5793, 13.2803)
Luminance	0.4858 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D443 #D440D1

analogous

#87D440 #40D443 #40D48D

triadic

#40D443 #4340D4 #D44340

tetradic

#40D443 #4087D4 #D440D1 #D48D40

square

#40D443 #4087D4 #D440D1 #D48D40

split-complementary

#40D443 #8D40D4 #D44087

monochromatic

#1C7D1E #27AF2A #40D443 #72DF74 #A4EAA5

Accessibility & contrast

On white

1.96

#40D443 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#40D443 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D443

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D443	#FFFFFF	#000000	##000000
##40D443	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C02E

Deuteranopia (green-blind)

#C7B551

Tritanopia (blue-blind)

#0CCEB7

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d443;
/* rgb */ color: rgb(64, 212, 67);
/* oklch */ color: oklch(76.4% 0.222 143.3);

Tailwind

colors: {
  custom: {
    50: '#89e27e',
    500: '#40d443',
    950: '#000000',
  },
}

SCSS

$custom: #40d443;
$custom-light: #89e27e;
$custom-dark: #000000;

JSON

{
  "hex": "#40d443",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 67
  },
  "hsl": {
    "h": 121.216,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.76443,
    "c": 0.22246,
    "h": 143.3
  },
  "luminance": 0.48582
}

Semantic roles & 50–950 ramp

primary

#40D443

secondary

#D798D6

accent

#42E3E6

background

#F9FEF8

surface

#F1FCEF

border

#CBD5CA

text

#0D160A

muted

#7E847C

Preview Lab

Preview with #40D443

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

Preview Lab → · Contrast checker → · Palette generator →