#81CE4F#81CE4F

#81CE4F is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.5% C 0.178 H 135.0°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#81CE4F
RGB	rgb(129, 206, 79)
HSL	hsl(96, 56%, 56%)
HSV	hsv(96, 62%, 81%)
CMYK	cmyk(37.4%, 0%, 61.7%, 19.2%)
CIE-LAB	lab(75.68, -45.42, 54.30)
CIE-LCH	lch(75.68, 70.79, 129.91°)
OKLab	oklab(77.5% -0.1262 0.126)
OKLCH	oklch(77.5% 0.178 135)
XYZ	xyz(32.5351, 49.3727, 15.2112)
Luminance	0.4937 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81CE4F #9C4FCE

analogous

#C0CE4F #81CE4F #4FCE5C

triadic

#81CE4F #4F81CE #CE4F81

tetradic

#81CE4F #4FC0CE #9C4FCE #CE5C4F

square

#81CE4F #4FC0CE #9C4FCE #CE5C4F

split-complementary

#81CE4F #5C4FCE #CE4FC0

monochromatic

#487F23 #62AF31 #81CE4F #A3DB7F #C6E9AF

Accessibility & contrast

On white

1.93

#81CE4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#81CE4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81CE4F

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81CE4F	#FFFFFF	#000000	##000000
##81CE4F	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BF40

Deuteranopia (green-blind)

#CBB859

Tritanopia (blue-blind)

#80C7B3

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #81ce4f;
/* rgb */ color: rgb(129, 206, 79);
/* oklch */ color: oklch(77.5% 0.178 135.0);

Tailwind

colors: {
  custom: {
    50: '#aadd85',
    500: '#81ce4f',
    950: '#000000',
  },
}

SCSS

$custom: #81ce4f;
$custom-light: #aadd85;
$custom-dark: #000000;

JSON

{
  "hex": "#81ce4f",
  "rgb": {
    "r": 129,
    "g": 206,
    "b": 79
  },
  "hsl": {
    "h": 96.378,
    "s": 56.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.77499,
    "c": 0.17829,
    "h": 135
  },
  "luminance": 0.49374
}

Semantic roles & 50–950 ramp

primary

#81CE4F

secondary

#C2A2D7

accent

#48E0A4

background

#FAFDF8

surface

#F4FBF0

border

#CED4CB

text

#10150B

muted

#7F837C

Preview Lab

Preview with #81CE4F

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

Preview Lab → · Contrast checker → · Palette generator →