#81C940#81C940

#81C940 is a light, vivid yellow-green. Relative luminance 0.468; OKLCH L 76.1% C 0.183 H 133.1°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#81C940
RGB	rgb(129, 201, 64)
HSL	hsl(92, 56%, 52%)
HSV	hsv(92, 68%, 79%)
CMYK	cmyk(35.8%, 0%, 68.2%, 21.2%)
CIE-LAB	lab(74.07, -44.55, 58.72)
CIE-LCH	lch(74.07, 73.70, 127.19°)
OKLab	oklab(76.14% -0.1249 0.1335)
OKLCH	oklch(76.14% 0.183 133.1)
XYZ	xyz(30.8648, 46.8093, 12.2583)
Luminance	0.4681 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C940 #8840C9

analogous

#C5C940 #81C940 #40C944

triadic

#81C940 #4081C9 #C94081

tetradic

#81C940 #40C5C9 #8840C9 #C94440

square

#81C940 #40C5C9 #8840C9 #C94440

split-complementary

#81C940 #4440C9 #C940C5

monochromatic

#456F1F #639F2D #81C940 #A0D670 #C0E49F

Accessibility & contrast

On white

2.03

#81C940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#81C940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C940

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C940	#FFFFFF	#000000	##000000
##81C940	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA2C

Deuteranopia (green-blind)

#C7B44C

Tritanopia (blue-blind)

#82C1AD

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #81c940;
/* rgb */ color: rgb(129, 201, 64);
/* oklch */ color: oklch(76.1% 0.183 133.1);

Tailwind

colors: {
  custom: {
    50: '#aada7c',
    500: '#81c940',
    950: '#000000',
  },
}

SCSS

$custom: #81c940;
$custom-light: #aada7c;
$custom-dark: #000000;

JSON

{
  "hex": "#81c940",
  "rgb": {
    "r": 129,
    "g": 201,
    "b": 64
  },
  "hsl": {
    "h": 91.533,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.76142,
    "c": 0.18283,
    "h": 133.1
  },
  "luminance": 0.46811
}

Semantic roles & 50–950 ramp

primary

#81C940

secondary

#B494D0

accent

#49DF98

background

#FAFDF7

surface

#F5FAEE

border

#CFD3C9

text

#10150A

muted

#7F837C

Preview Lab

Preview with #81C940

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

Preview Lab → · Contrast checker → · Palette generator →