#81DA3B#81DA3B

#81DA3B is a light, highly saturated yellow-green. Relative luminance 0.551; OKLCH L 80.3% C 0.207 H 134.6°. Best body text is #000000 at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#81DA3B
RGB	rgb(129, 218, 59)
HSL	hsl(94, 68%, 54%)
HSV	hsv(94, 73%, 85%)
CMYK	cmyk(40.8%, 0%, 72.9%, 14.5%)
CIE-LAB	lab(79.11, -51.88, 65.66)
CIE-LCH	lch(79.11, 83.69, 128.31°)
OKLab	oklab(80.26% -0.1452 0.1473)
OKLCH	oklch(80.26% 0.207 134.6)
XYZ	xyz(34.9134, 55.1238, 12.9372)
Luminance	0.5513 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DA3B #943BDA

analogous

#D0DA3B #81DA3B #3BDA45

triadic

#81DA3B #3B81DA #DA3B81

tetradic

#81DA3B #3BD0DA #943BDA #DA453B

square

#81DA3B #3BD0DA #943BDA #DA453B

split-complementary

#81DA3B #453BDA #DA3BD0

monochromatic

#478219 #63B622 #81DA3B #A2E46E #C3EDA2

Accessibility & contrast

On white

1.75

#81DA3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.03

#81DA3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DA3B

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DA3B	#FFFFFF	#000000	##000000
##81DA3B	1.00	1.75	12.03	12.03
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.03	21.00	1.00	1.00
##000000	12.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C81C

Deuteranopia (green-blind)

#D6C14B

Tritanopia (blue-blind)

#7FD2BB

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #81da3b;
/* rgb */ color: rgb(129, 218, 59);
/* oklch */ color: oklch(80.3% 0.207 134.6);

Tailwind

colors: {
  custom: {
    50: '#ace67b',
    500: '#81da3b',
    950: '#000000',
  },
}

SCSS

$custom: #81da3b;
$custom-light: #ace67b;
$custom-dark: #000000;

JSON

{
  "hex": "#81da3b",
  "rgb": {
    "r": 129,
    "g": 218,
    "b": 59
  },
  "hsl": {
    "h": 93.585,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.80256,
    "c": 0.20685,
    "h": 134.6
  },
  "luminance": 0.55126
}

Semantic roles & 50–950 ramp

primary

#81DA3B

secondary

#623089

accent

#3DEB9E

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11160A

muted

#81847D

Preview Lab

Preview with #81DA3B

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

Preview Lab → · Contrast checker → · Palette generator →