#40D479#40D479

#40D479 is a light, vivid green. Relative luminance 0.496; OKLCH L 77.1% C 0.179 H 152.0°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#40D479
RGB	rgb(64, 212, 121)
HSL	hsl(143, 63%, 54%)
HSV	hsv(143, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 42.9%, 16.9%)
CIE-LAB	lab(75.79, -58.65, 34.00)
CIE-LCH	lch(75.79, 67.79, 149.90°)
OKLab	oklab(77.14% -0.158 0.084)
OKLCH	oklch(77.14% 0.179 152)
XYZ	xyz(29.1065, 49.5542, 26.1164)
Luminance	0.4956 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D479 #D4409B

analogous

#51D440 #40D479 #40D4C3

triadic

#40D479 #7940D4 #D47940

tetradic

#40D479 #4051D4 #D4409B #D4C340

square

#40D479 #4051D4 #D4409B #D4C340

split-complementary

#40D479 #C340D4 #D44051

monochromatic

#1C7D42 #27AF5C #40D479 #72DF9C #A4EABF

Accessibility & contrast

On white

1.92

#40D479 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#40D479 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D479

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D479	#FFFFFF	#000000	##000000
##40D479	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4C272

Deuteranopia (green-blind)

#C2B67F

Tritanopia (blue-blind)

#00D1BE

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #40d479;
/* rgb */ color: rgb(64, 212, 121);
/* oklch */ color: oklch(77.1% 0.179 152.0);

Tailwind

colors: {
  custom: {
    50: '#87e2a1',
    500: '#40d479',
    950: '#000000',
  },
}

SCSS

$custom: #40d479;
$custom-light: #87e2a1;
$custom-dark: #000000;

JSON

{
  "hex": "#40d479",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 121
  },
  "hsl": {
    "h": 143.108,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.77141,
    "c": 0.17894,
    "h": 152
  },
  "luminance": 0.49557
}

Semantic roles & 50–950 ramp

primary

#40D479

secondary

#D798BF

accent

#42A7E6

background

#F9FEF9

surface

#F1FCF2

border

#CBD5CC

text

#0D150F

muted

#7E847E

Preview Lab

Preview with #40D479

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

Preview Lab → · Contrast checker → · Palette generator →