#81E33F#81E33F

#81E33F is a very light, highly saturated yellow-green. Relative luminance 0.600; OKLCH L 82.5% C 0.215 H 135.6°. Best body text is #000000 at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#81E33F
RGB	rgb(129, 227, 63)
HSL	hsl(96, 75%, 57%)
HSV	hsv(96, 72%, 89%)
CMYK	cmyk(43.2%, 0%, 72.2%, 11%)
CIE-LAB	lab(81.82, -55.17, 66.98)
CIE-LCH	lch(81.82, 86.78, 129.48°)
OKLab	oklab(82.48% -0.1538 0.1507)
OKLCH	oklch(82.48% 0.215 135.6)
XYZ	xyz(37.4186, 59.9620, 14.3038)
Luminance	0.5996 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E33F #A13FE3

analogous

#D3E33F #81E33F #3FE34F

triadic

#81E33F #3F81E3 #E33F81

tetradic

#81E33F #3FD3E3 #A13FE3 #E34F3F

square

#81E33F #3FD3E3 #A13FE3 #E34F3F

split-complementary

#81E33F #4F3FE3 #E33FD3

monochromatic

#489215 #62C81D #81E33F #A4EB74 #C7F3AA

Accessibility & contrast

On white

1.62

#81E33F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.99

#81E33F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E33F

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E33F	#FFFFFF	#000000	##000000
##81E33F	1.00	1.62	12.99	12.99
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.99	21.00	1.00	1.00
##000000	12.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD020

Deuteranopia (green-blind)

#DEC84F

Tritanopia (blue-blind)

#7EDBC3

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #81e33f;
/* rgb */ color: rgb(129, 227, 63);
/* oklch */ color: oklch(82.5% 0.215 135.6);

Tailwind

colors: {
  custom: {
    50: '#adec7e',
    500: '#81e33f',
    950: '#000000',
  },
}

SCSS

$custom: #81e33f;
$custom-light: #adec7e;
$custom-dark: #000000;

JSON

{
  "hex": "#81e33f",
  "rgb": {
    "r": 129,
    "g": 227,
    "b": 63
  },
  "hsl": {
    "h": 95.854,
    "s": 74.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.82481,
    "c": 0.2153,
    "h": 135.6
  },
  "luminance": 0.59964
}

Semantic roles & 50–950 ramp

primary

#81E33F

secondary

#6D2F97

accent

#37F1A6

background

#FDFFFB

surface

#F8FEF2

border

#D1D6CC

text

#11160B

muted

#81857E

Preview Lab

Preview with #81E33F

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

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