#81DE43#81DE43

#81DE43 is a light, highly saturated yellow-green. Relative luminance 0.573; OKLCH L 81.3% C 0.207 H 135.5°. Best body text is #000000 at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#81DE43
RGB	rgb(129, 222, 67)
HSL	hsl(96, 70%, 57%)
HSV	hsv(96, 70%, 87%)
CMYK	cmyk(41.9%, 0%, 69.8%, 12.9%)
CIE-LAB	lab(80.36, -52.94, 64.08)
CIE-LCH	lch(80.36, 83.12, 129.56°)
OKLab	oklab(81.29% -0.1475 0.1451)
OKLCH	oklch(81.29% 0.207 135.5)
XYZ	xyz(36.1868, 57.3129, 14.4649)
Luminance	0.5732 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DE43 #A043DE

analogous

#CFDE43 #81DE43 #43DE53

triadic

#81DE43 #4381DE #DE4381

tetradic

#81DE43 #43CFDE #A043DE #DE5343

square

#81DE43 #43CFDE #A043DE #DE5343

split-complementary

#81DE43 #5343DE #DE43CF

monochromatic

#488E19 #62C222 #81DE43 #A4E777 #C7F0AB

Accessibility & contrast

On white

1.68

#81DE43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.46

#81DE43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DE43

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DE43	#FFFFFF	#000000	##000000
##81DE43	1.00	1.68	12.46	12.46
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.46	21.00	1.00	1.00
##000000	12.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC2A

Deuteranopia (green-blind)

#D9C551

Tritanopia (blue-blind)

#7ED6BF

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #81de43;
/* rgb */ color: rgb(129, 222, 67);
/* oklch */ color: oklch(81.3% 0.207 135.5);

Tailwind

colors: {
  custom: {
    50: '#ace980',
    500: '#81de43',
    950: '#000000',
  },
}

SCSS

$custom: #81de43;
$custom-light: #ace980;
$custom-dark: #000000;

JSON

{
  "hex": "#81de43",
  "rgb": {
    "r": 129,
    "g": 222,
    "b": 67
  },
  "hsl": {
    "h": 96,
    "s": 70.136,
    "l": 56.667
  },
  "oklch": {
    "l": 0.8129,
    "c": 0.20691,
    "h": 135.5
  },
  "luminance": 0.57315
}

Semantic roles & 50–950 ramp

primary

#81DE43

secondary

#6C3293

accent

#3BEDA6

background

#FDFEFB

surface

#F8FDF2

border

#D1D5CC

text

#11160B

muted

#81847E

Preview Lab

Preview with #81DE43

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

Preview Lab → · Contrast checker → · Palette generator →