#81DD4B#81DD4B

#81DD4B is a light, highly saturated yellow-green. Relative luminance 0.569; OKLCH L 81.1% C 0.200 H 136.0°. Best body text is #000000 at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#81DD4B
RGB	rgb(129, 221, 75)
HSL	hsl(98, 68%, 58%)
HSV	hsv(98, 66%, 87%)
CMYK	cmyk(41.6%, 0%, 66.1%, 13.3%)
CIE-LAB	lab(80.12, -51.93, 60.78)
CIE-LCH	lch(80.12, 79.94, 130.51°)
OKLab	oklab(81.11% -0.1442 0.1392)
OKLCH	oklch(81.11% 0.2 136)
XYZ	xyz(36.1788, 56.8860, 15.7290)
Luminance	0.5689 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DD4B #A74BDD

analogous

#CADD4B #81DD4B #4BDD5E

triadic

#81DD4B #4B81DD #DD4B81

tetradic

#81DD4B #4BCADD #A74BDD #DD5E4B

square

#81DD4B #4BCADD #A74BDD #DD5E4B

split-complementary

#81DD4B #5E4BDD #DD4BCA

monochromatic

#47921C #61C525 #81DD4B #A5E77E #C9F0B2

Accessibility & contrast

On white

1.70

#81DD4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.38

#81DD4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DD4B

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DD4B	#FFFFFF	#000000	##000000
##81DD4B	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)

#E5CC37

Deuteranopia (green-blind)

#D8C458

Tritanopia (blue-blind)

#7ED5BF

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #81dd4b;
/* rgb */ color: rgb(129, 221, 75);
/* oklch */ color: oklch(81.1% 0.200 136.0);

Tailwind

colors: {
  custom: {
    50: '#ace884',
    500: '#81dd4b',
    950: '#000000',
  },
}

SCSS

$custom: #81dd4b;
$custom-light: #ace884;
$custom-dark: #000000;

JSON

{
  "hex": "#81dd4b",
  "rgb": {
    "r": 129,
    "g": 221,
    "b": 75
  },
  "hsl": {
    "h": 97.808,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.81113,
    "c": 0.20043,
    "h": 136
  },
  "luminance": 0.56888
}

Semantic roles & 50–950 ramp

primary

#81DD4B

secondary

#733597

accent

#3DEBAB

background

#FDFEFB

surface

#F8FDF2

border

#D1D5CC

text

#11160B

muted

#81847E

Preview Lab

Preview with #81DD4B

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

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