#81E042#81E042

#81E042 is a light, highly saturated yellow-green. Relative luminance 0.584; OKLCH L 81.8% C 0.210 H 135.6°. Best body text is #000000 at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#81E042
RGB	rgb(129, 224, 66)
HSL	hsl(96, 72%, 57%)
HSV	hsv(96, 71%, 88%)
CMYK	cmyk(42.4%, 0%, 70.5%, 12.2%)
CIE-LAB	lab(80.94, -53.80, 65.04)
CIE-LCH	lch(80.94, 84.41, 129.59°)
OKLab	oklab(81.77% -0.1499 0.147)
OKLCH	oklch(81.77% 0.21 135.6)
XYZ	xyz(36.6914, 58.3697, 14.4863)
Luminance	0.5837 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E042 #A142E0

analogous

#D0E042 #81E042 #42E052

triadic

#81E042 #4281E0 #E04281

tetradic

#81E042 #42D0E0 #A142E0 #E05242

square

#81E042 #42D0E0 #A142E0 #E05242

split-complementary

#81E042 #5242E0 #E042D0

monochromatic

#489018 #62C520 #81E042 #A4E977 #C7F1AB

Accessibility & contrast

On white

1.66

#81E042 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.67

#81E042 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E042

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E042	#FFFFFF	#000000	##000000
##81E042	1.00	1.66	12.67	12.67
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.67	21.00	1.00	1.00
##000000	12.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CE27

Deuteranopia (green-blind)

#DBC651

Tritanopia (blue-blind)

#7ED8C1

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #81e042;
/* rgb */ color: rgb(129, 224, 66);
/* oklch */ color: oklch(81.8% 0.210 135.6);

Tailwind

colors: {
  custom: {
    50: '#adea7f',
    500: '#81e042',
    950: '#000000',
  },
}

SCSS

$custom: #81e042;
$custom-light: #adea7f;
$custom-dark: #000000;

JSON

{
  "hex": "#81e042",
  "rgb": {
    "r": 129,
    "g": 224,
    "b": 66
  },
  "hsl": {
    "h": 96.076,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.81771,
    "c": 0.20995,
    "h": 135.6
  },
  "luminance": 0.58372
}

Semantic roles & 50–950 ramp

primary

#81E042

secondary

#6D3195

accent

#39EFA6

background

#FDFEFB

surface

#F8FDF2

border

#D1D5CC

text

#11160B

muted

#81847E

Preview Lab

Preview with #81E042

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

Preview Lab → · Contrast checker → · Palette generator →