#8CD440#8CD440

#8CD440 is a light, vivid yellow-green. Relative luminance 0.530; OKLCH L 79.4% C 0.191 H 132.0°. Best body text is #000000 at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#8CD440
RGB	rgb(140, 212, 64)
HSL	hsl(89, 63%, 54%)
HSV	hsv(89, 70%, 83%)
CMYK	cmyk(34%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(77.89, -45.37, 62.83)
CIE-LCH	lch(77.89, 77.50, 125.83°)
OKLab	oklab(79.41% -0.1278 0.1419)
OKLCH	oklch(79.41% 0.191 132)
XYZ	xyz(35.2837, 53.0312, 13.2265)
Luminance	0.5303 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8CD440 #8840D4

analogous

#D4D240 #8CD440 #42D440

triadic

#8CD440 #408CD4 #D4408C

tetradic

#8CD440 #40D4D2 #8840D4 #D44042

square

#8CD440 #40D4D2 #8840D4 #D44042

split-complementary

#8CD440 #4042D4 #D240D4

monochromatic

#4E7D1C #6DAF27 #8CD440 #AADF72 #C8EAA4

Accessibility & contrast

On white

1.81

#8CD440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.61

#8CD440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #8CD440

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8CD440	#FFFFFF	#000000	##000000
##8CD440	1.00	1.81	11.61	11.61
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.61	21.00	1.00	1.00
##000000	11.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC428

Deuteranopia (green-blind)

#D3BF4D

Tritanopia (blue-blind)

#8ECBB7

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #8cd440;
/* rgb */ color: rgb(140, 212, 64);
/* oklch */ color: oklch(79.4% 0.191 132.0);

Tailwind

colors: {
  custom: {
    50: '#b3e17d',
    500: '#8cd440',
    950: '#000000',
  },
}

SCSS

$custom: #8cd440;
$custom-light: #b3e17d;
$custom-dark: #000000;

JSON

{
  "hex": "#8cd440",
  "rgb": {
    "r": 140,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 89.189,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79413,
    "c": 0.19102,
    "h": 132
  },
  "luminance": 0.53033
}

Semantic roles & 50–950 ramp

primary

#8CD440

secondary

#5B3385

accent

#42E692

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #8CD440

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

Preview Lab → · Contrast checker → · Palette generator →