#81D243#81D243

#81D243 is a light, vivid yellow-green. Relative luminance 0.512; OKLCH L 78.4% C 0.192 H 134.4°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#81D243
RGB	rgb(129, 210, 67)
HSL	hsl(94, 61%, 54%)
HSV	hsv(94, 68%, 82%)
CMYK	cmyk(38.6%, 0%, 68.1%, 17.6%)
CIE-LAB	lab(76.78, -48.09, 60.38)
CIE-LCH	lch(76.78, 77.19, 128.53°)
OKLab	oklab(78.36% -0.1343 0.1374)
OKLCH	oklch(78.36% 0.192 134.4)
XYZ	xyz(33.1123, 51.1639, 13.4400)
Luminance	0.5117 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D243 #9443D2

analogous

#C8D243 #81D243 #43D24D

triadic

#81D243 #4381D2 #D24381

tetradic

#81D243 #43C8D2 #9443D2 #D24D43

square

#81D243 #43C8D2 #9443D2 #D24D43

split-complementary

#81D243 #4D43D2 #D243C8

monochromatic

#477D1E #63AE2A #81D243 #A2DE74 #C3EAA6

Accessibility & contrast

On white

1.87

#81D243 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.23

#81D243 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D243

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D243	#FFFFFF	#000000	##000000
##81D243	1.00	1.87	11.23	11.23
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.23	21.00	1.00	1.00
##000000	11.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC22E

Deuteranopia (green-blind)

#CFBB50

Tritanopia (blue-blind)

#80CAB5

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #81d243;
/* rgb */ color: rgb(129, 210, 67);
/* oklch */ color: oklch(78.4% 0.192 134.4);

Tailwind

colors: {
  custom: {
    50: '#abe07f',
    500: '#81d243',
    950: '#000000',
  },
}

SCSS

$custom: #81d243;
$custom-light: #abe07f;
$custom-dark: #000000;

JSON

{
  "hex": "#81d243",
  "rgb": {
    "r": 129,
    "g": 210,
    "b": 67
  },
  "hsl": {
    "h": 93.986,
    "s": 61.373,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78363,
    "c": 0.19213,
    "h": 134.4
  },
  "luminance": 0.51166
}

Semantic roles & 50–950 ramp

primary

#81D243

secondary

#623584

accent

#43E49F

background

#FDFEFB

surface

#F7FCF2

border

#D0D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #81D243

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

Preview Lab → · Contrast checker → · Palette generator →