#40D454#40D454

#40D454 is a light, highly saturated green. Relative luminance 0.488; OKLCH L 76.6% C 0.210 H 145.2°. Best body text is #000000 at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#40D454
RGB	rgb(64, 212, 84)
HSL	hsl(128, 63%, 54%)
HSV	hsv(128, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 60.4%, 16.9%)
CIE-LAB	lab(75.34, -63.97, 51.12)
CIE-LCH	lch(75.34, 81.89, 141.37°)
OKLab	oklab(76.61% -0.1728 0.1201)
OKLCH	oklch(76.61% 0.21 145.2)
XYZ	xyz(27.2562, 48.8141, 16.3714)
Luminance	0.4882 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D454 #D440C0

analogous

#76D440 #40D454 #40D49E

triadic

#40D454 #5440D4 #D45440

tetradic

#40D454 #4076D4 #D440C0 #D49E40

square

#40D454 #4076D4 #D440C0 #D49E40

split-complementary

#40D454 #9E40D4 #D44076

monochromatic

#1C7D29 #27AF3A #40D454 #72DF81 #A4EAAD

Accessibility & contrast

On white

1.95

#40D454 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.76

#40D454 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D454

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D454	#FFFFFF	#000000	##000000
##40D454	1.00	1.95	10.76	10.76
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.76	21.00	1.00	1.00
##000000	10.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C146

Deuteranopia (green-blind)

#C6B55F

Tritanopia (blue-blind)

#00CFB9

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #40d454;
/* rgb */ color: rgb(64, 212, 84);
/* oklch */ color: oklch(76.6% 0.210 145.2);

Tailwind

colors: {
  custom: {
    50: '#88e288',
    500: '#40d454',
    950: '#000000',
  },
}

SCSS

$custom: #40d454;
$custom-light: #88e288;
$custom-dark: #000000;

JSON

{
  "hex": "#40d454",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 84
  },
  "hsl": {
    "h": 128.108,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.76612,
    "c": 0.21044,
    "h": 145.2
  },
  "luminance": 0.48817
}

Semantic roles & 50–950 ramp

primary

#40D454

secondary

#D798CF

accent

#42D0E6

background

#F9FEF8

surface

#F1FCF0

border

#CBD5CB

text

#0D160C

muted

#7E847D

Preview Lab

Preview with #40D454

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

Preview Lab → · Contrast checker → · Palette generator →