#40D973#40D973

#40D973 is a light, vivid green. Relative luminance 0.520; OKLCH L 78.3% C 0.191 H 150.1°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#40D973
RGB	rgb(64, 217, 115)
HSL	hsl(140, 67%, 55%)
HSV	hsv(140, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 47%, 14.9%)
CIE-LAB	lab(77.25, -61.44, 38.86)
CIE-LCH	lch(77.25, 72.70, 147.68°)
OKLab	oklab(78.32% -0.1654 0.0949)
OKLCH	oklch(78.32% 0.191 150.1)
XYZ	xyz(30.0193, 51.9501, 24.6616)
Luminance	0.5195 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D973 #D940A6

analogous

#5AD940 #40D973 #40D9BF

triadic

#40D973 #7340D9 #D97340

tetradic

#40D973 #405AD9 #D940A6 #D9BF40

square

#40D973 #405AD9 #D940A6 #D9BF40

split-complementary

#40D973 #BF40D9 #D9405A

monochromatic

#1A843E #24B755 #40D973 #73E398 #A6EDBE

Accessibility & contrast

On white

1.84

#40D973 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#40D973 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D973

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D973	#FFFFFF	#000000	##000000
##40D973	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC76B

Deuteranopia (green-blind)

#C8BA7A

Tritanopia (blue-blind)

#00D5C1

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d973;
/* rgb */ color: rgb(64, 217, 115);
/* oklch */ color: oklch(78.3% 0.191 150.1);

Tailwind

colors: {
  custom: {
    50: '#88e69d',
    500: '#40d973',
    950: '#000000',
  },
}

SCSS

$custom: #40d973;
$custom-light: #88e69d;
$custom-dark: #000000;

JSON

{
  "hex": "#40d973",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 115
  },
  "hsl": {
    "h": 140,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.78315,
    "c": 0.19069,
    "h": 150.1
  },
  "luminance": 0.51954
}

Semantic roles & 50–950 ramp

primary

#40D973

secondary

#8B326D

accent

#3EB1EA

background

#FCFEFC

surface

#F4FCF5

border

#CED5CF

text

#0D160E

muted

#7F847F

Preview Lab

Preview with #40D973

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

Preview Lab → · Contrast checker → · Palette generator →