#81D651#81D651

#81D651 is a light, vivid yellow-green. Relative luminance 0.534; OKLCH L 79.5% C 0.187 H 136.0°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#81D651
RGB	rgb(129, 214, 81)
HSL	hsl(98, 62%, 58%)
HSV	hsv(98, 62%, 84%)
CMYK	cmyk(39.7%, 0%, 62.1%, 16.1%)
CIE-LAB	lab(78.08, -48.57, 56.11)
CIE-LCH	lch(78.08, 74.21, 130.88°)
OKLab	oklab(79.47% -0.1346 0.13)
OKLCH	oklch(79.47% 0.187 136)
XYZ	xyz(34.5841, 53.3525, 16.2588)
Luminance	0.5335 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D651 #A651D6

analogous

#C3D651 #81D651 #51D664

triadic

#81D651 #5181D6 #D65181

tetradic

#81D651 #51C3D6 #A651D6 #D66451

square

#81D651 #51C3D6 #A651D6 #D66451

split-complementary

#81D651 #6451D6 #D651C3

monochromatic

#478C21 #61BD2D #81D651 #A5E283 #C9EDB4

Accessibility & contrast

On white

1.80

#81D651 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#81D651 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D651

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D651	#FFFFFF	#000000	##000000
##81D651	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC641

Deuteranopia (green-blind)

#D1BE5C

Tritanopia (blue-blind)

#7ECFBA

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #81d651;
/* rgb */ color: rgb(129, 214, 81);
/* oklch */ color: oklch(79.5% 0.187 136.0);

Tailwind

colors: {
  custom: {
    50: '#abe387',
    500: '#81d651',
    950: '#000000',
  },
}

SCSS

$custom: #81d651;
$custom-light: #abe387;
$custom-dark: #000000;

JSON

{
  "hex": "#81d651",
  "rgb": {
    "r": 129,
    "g": 214,
    "b": 81
  },
  "hsl": {
    "h": 98.346,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.79466,
    "c": 0.18716,
    "h": 136
  },
  "luminance": 0.53354
}

Semantic roles & 50–950 ramp

primary

#81D651

secondary

#723A92

accent

#43E5AA

background

#FDFEFC

surface

#F7FCF3

border

#D0D5CD

text

#11150C

muted

#81847F

Preview Lab

Preview with #81D651

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

Preview Lab → · Contrast checker → · Palette generator →