#40D863#40D863

#40D863 is a light, highly saturated green. Relative luminance 0.511; OKLCH L 77.8% C 0.203 H 147.2°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#40D863
RGB	rgb(64, 216, 99)
HSL	hsl(134, 66%, 55%)
HSV	hsv(134, 70%, 85%)
CMYK	cmyk(70.4%, 0%, 54.2%, 15.3%)
CIE-LAB	lab(76.74, -63.44, 45.94)
CIE-LCH	lch(76.74, 78.33, 144.09°)
OKLab	oklab(77.83% -0.1709 0.11)
OKLCH	oklch(77.83% 0.203 147.2)
XYZ	xyz(28.9202, 51.0994, 20.1410)
Luminance	0.5110 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D863 #D840B5

analogous

#69D840 #40D863 #40D8AF

triadic

#40D863 #6340D8 #D86340

tetradic

#40D863 #4069D8 #D840B5 #D8AF40

square

#40D863 #4069D8 #D840B5 #D8AF40

split-complementary

#40D863 #AF40D8 #D84069

monochromatic

#1B8333 #25B646 #40D863 #73E28D #A6EDB6

Accessibility & contrast

On white

1.87

#40D863 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#40D863 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D863

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D863	#FFFFFF	#000000	##000000
##40D863	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC558

Deuteranopia (green-blind)

#C9B86C

Tritanopia (blue-blind)

#00D3BE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40d863;
/* rgb */ color: rgb(64, 216, 99);
/* oklch */ color: oklch(77.8% 0.203 147.2);

Tailwind

colors: {
  custom: {
    50: '#89e592',
    500: '#40d863',
    950: '#000000',
  },
}

SCSS

$custom: #40d863;
$custom-light: #89e592;
$custom-dark: #000000;

JSON

{
  "hex": "#40d863",
  "rgb": {
    "r": 64,
    "g": 216,
    "b": 99
  },
  "hsl": {
    "h": 133.816,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77826,
    "c": 0.20324,
    "h": 147.2
  },
  "luminance": 0.51103
}

Semantic roles & 50–950 ramp

primary

#40D863

secondary

#8A3376

accent

#3FC2E9

background

#FCFEFC

surface

#F4FCF4

border

#CED5CE

text

#0D160D

muted

#7F847F

Preview Lab

Preview with #40D863

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

Preview Lab → · Contrast checker → · Palette generator →