#81D343#81D343

#81D343 is a light, vivid yellow-green. Relative luminance 0.517; OKLCH L 78.6% C 0.193 H 134.5°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#81D343
RGB	rgb(129, 211, 67)
HSL	hsl(94, 62%, 55%)
HSV	hsv(94, 68%, 83%)
CMYK	cmyk(38.9%, 0%, 68.2%, 17.3%)
CIE-LAB	lab(77.08, -48.50, 60.69)
CIE-LCH	lch(77.08, 77.69, 128.63°)
OKLab	oklab(78.61% -0.1354 0.138)
OKLCH	oklch(78.61% 0.193 134.5)
XYZ	xyz(33.3600, 51.6593, 13.5226)
Luminance	0.5166 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81D343 #9543D3

analogous

#C9D343 #81D343 #43D34D

triadic

#81D343 #4381D3 #D34381

tetradic

#81D343 #43C9D3 #9543D3 #D34D43

square

#81D343 #43C9D3 #9543D3 #D34D43

split-complementary

#81D343 #4D43D3 #D343C9

monochromatic

#477E1E #63B029 #81D343 #A2DF75 #C3EAA6

Accessibility & contrast

On white

1.85

#81D343 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#81D343 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81D343

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81D343	#FFFFFF	#000000	##000000
##81D343	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC32E

Deuteranopia (green-blind)

#D0BC50

Tritanopia (blue-blind)

#80CBB6

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #81d343;
/* rgb */ color: rgb(129, 211, 67);
/* oklch */ color: oklch(78.6% 0.193 134.5);

Tailwind

colors: {
  custom: {
    50: '#abe17f',
    500: '#81d343',
    950: '#000000',
  },
}

SCSS

$custom: #81d343;
$custom-light: #abe17f;
$custom-dark: #000000;

JSON

{
  "hex": "#81d343",
  "rgb": {
    "r": 129,
    "g": 211,
    "b": 67
  },
  "hsl": {
    "h": 94.167,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.78607,
    "c": 0.19338,
    "h": 134.5
  },
  "luminance": 0.51661
}

Semantic roles & 50–950 ramp

primary

#81D343

secondary

#633586

accent

#43E59F

background

#FDFEFB

surface

#F7FCF2

border

#D0D5CC

text

#11150A

muted

#81847D

Preview Lab

Preview with #81D343

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

Preview Lab → · Contrast checker → · Palette generator →