#8CD640#8CD640

#8CD640 is a light, vivid yellow-green. Relative luminance 0.540; OKLCH L 79.9% C 0.193 H 132.3°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#8CD640
RGB	rgb(140, 214, 64)
HSL	hsl(90, 65%, 55%)
HSV	hsv(90, 70%, 84%)
CMYK	cmyk(34.6%, 0%, 70.1%, 16.1%)
CIE-LAB	lab(78.48, -46.21, 63.43)
CIE-LCH	lch(78.48, 78.48, 126.07°)
OKLab	oklab(79.89% -0.1301 0.1432)
OKLCH	oklch(79.89% 0.193 132.3)
XYZ	xyz(35.7867, 54.0373, 13.3942)
Luminance	0.5404 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8CD640 #8A40D6

analogous

#D6D540 #8CD640 #41D640

triadic

#8CD640 #408CD6 #D6408C

tetradic

#8CD640 #40D6D5 #8A40D6 #D64041

square

#8CD640 #40D6D5 #8A40D6 #D64041

split-complementary

#8CD640 #4041D6 #D540D6

monochromatic

#4E801B #6DB226 #8CD640 #AAE172 #C9ECA5

Accessibility & contrast

On white

1.78

#8CD640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#8CD640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #8CD640

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8CD640	#FFFFFF	#000000	##000000
##8CD640	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC627

Deuteranopia (green-blind)

#D5C04E

Tritanopia (blue-blind)

#8ECDB8

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #8cd640;
/* rgb */ color: rgb(140, 214, 64);
/* oklch */ color: oklch(79.9% 0.193 132.3);

Tailwind

colors: {
  custom: {
    50: '#b3e37d',
    500: '#8cd640',
    950: '#000000',
  },
}

SCSS

$custom: #8cd640;
$custom-light: #b3e37d;
$custom-dark: #000000;

JSON

{
  "hex": "#8cd640",
  "rgb": {
    "r": 140,
    "g": 214,
    "b": 64
  },
  "hsl": {
    "h": 89.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.79894,
    "c": 0.19349,
    "h": 132.3
  },
  "luminance": 0.54039
}

Semantic roles & 50–950 ramp

primary

#8CD640

secondary

#5D3387

accent

#40E893

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #8CD640

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

Preview Lab → · Contrast checker → · Palette generator →