#81DD4D#81DD4D

#81DD4D is a light, vivid yellow-green. Relative luminance 0.569; OKLCH L 81.1% C 0.199 H 136.2°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#81DD4D
RGB	rgb(129, 221, 77)
HSL	hsl(98, 68%, 58%)
HSV	hsv(98, 65%, 87%)
CMYK	cmyk(41.6%, 0%, 65.2%, 13.3%)
CIE-LAB	lab(80.13, -51.76, 59.99)
CIE-LCH	lch(80.13, 79.24, 130.79°)
OKLab	oklab(81.13% -0.1436 0.1378)
OKLCH	oklch(81.13% 0.199 136.2)
XYZ	xyz(36.2483, 56.9138, 16.0952)
Luminance	0.5692 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DD4D #A94DDD

analogous

#C9DD4D #81DD4D #4DDD61

triadic

#81DD4D #4D81DD #DD4D81

tetradic

#81DD4D #4DC9DD #A94DDD #DD614D

square

#81DD4D #4DC9DD #A94DDD #DD614D

split-complementary

#81DD4D #614DDD #DD4DC9

monochromatic

#47931C #60C726 #81DD4D #A5E780 #CAF1B4

Accessibility & contrast

On white

1.70

#81DD4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#81DD4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DD4D

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DD4D	#FFFFFF	#000000	##000000
##81DD4D	1.00	1.70	12.38	12.38
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.38	21.00	1.00	1.00
##000000	12.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CC3A

Deuteranopia (green-blind)

#D8C459

Tritanopia (blue-blind)

#7ED5BF

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #81dd4d;
/* rgb */ color: rgb(129, 221, 77);
/* oklch */ color: oklch(81.1% 0.199 136.2);

Tailwind

colors: {
  custom: {
    50: '#ace885',
    500: '#81dd4d',
    950: '#000000',
  },
}

SCSS

$custom: #81dd4d;
$custom-light: #ace885;
$custom-dark: #000000;

JSON

{
  "hex": "#81dd4d",
  "rgb": {
    "r": 129,
    "g": 221,
    "b": 77
  },
  "hsl": {
    "h": 98.333,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.8113,
    "c": 0.19903,
    "h": 136.2
  },
  "luminance": 0.56916
}

Semantic roles & 50–950 ramp

primary

#81DD4D

secondary

#753698

accent

#3DEBAC

background

#FDFEFB

surface

#F8FDF2

border

#D1D5CC

text

#11160B

muted

#81847E

Preview Lab

Preview with #81DD4D

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

Preview Lab → · Contrast checker → · Palette generator →