#40D444#40D444

#40D444 is a light, highly saturated green. Relative luminance 0.486; OKLCH L 76.5% C 0.222 H 143.4°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#40D444
RGB	rgb(64, 212, 68)
HSL	hsl(122, 63%, 54%)
HSV	hsv(122, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 67.9%, 16.9%)
CIE-LAB	lab(75.20, -65.63, 57.66)
CIE-LCH	lch(75.20, 87.36, 138.70°)
OKLab	oklab(76.45% -0.178 0.1324)
OKLCH	oklch(76.45% 0.222 143.4)
XYZ	xyz(26.6996, 48.5914, 13.4397)
Luminance	0.4859 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D444 #D440D0

analogous

#86D440 #40D444 #40D48E

triadic

#40D444 #4440D4 #D44440

tetradic

#40D444 #4086D4 #D440D0 #D48E40

square

#40D444 #4086D4 #D440D0 #D48E40

split-complementary

#40D444 #8E40D4 #D44086

monochromatic

#1C7D1F #27AF2B #40D444 #72DF75 #A4EAA6

Accessibility & contrast

On white

1.96

#40D444 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#40D444 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D444

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D444	#FFFFFF	#000000	##000000
##40D444	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)

#D8C02F

Deuteranopia (green-blind)

#C7B552

Tritanopia (blue-blind)

#0BCEB7

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #40d444;
/* rgb */ color: rgb(64, 212, 68);
/* oklch */ color: oklch(76.5% 0.222 143.4);

Tailwind

colors: {
  custom: {
    50: '#89e27f',
    500: '#40d444',
    950: '#000000',
  },
}

SCSS

$custom: #40d444;
$custom-light: #89e27f;
$custom-dark: #000000;

JSON

{
  "hex": "#40d444",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 68
  },
  "hsl": {
    "h": 121.622,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.76452,
    "c": 0.22182,
    "h": 143.4
  },
  "luminance": 0.48594
}

Semantic roles & 50–950 ramp

primary

#40D444

secondary

#D798D6

accent

#42E2E6

background

#F9FEF8

surface

#F1FCEF

border

#CBD5CA

text

#0D160A

muted

#7E847C

Preview Lab

Preview with #40D444

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

Preview Lab → · Contrast checker → · Palette generator →