#81C83A#81C83A

#81C83A is a light, vivid yellow-green. Relative luminance 0.463; OKLCH L 75.9% C 0.185 H 132.5°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#81C83A
RGB	rgb(129, 200, 58)
HSL	hsl(90, 56%, 51%)
HSV	hsv(90, 71%, 78%)
CMYK	cmyk(35.5%, 0%, 71%, 21.6%)
CIE-LAB	lab(73.73, -44.55, 60.63)
CIE-LCH	lch(73.73, 75.24, 126.31°)
OKLab	oklab(75.85% -0.1254 0.1367)
OKLCH	oklch(75.85% 0.185 132.5)
XYZ	xyz(30.4709, 46.2799, 11.3296)
Luminance	0.4628 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C83A #813AC8

analogous

#C8C83A #81C83A #3AC83A

triadic

#81C83A #3A81C8 #C83A81

tetradic

#81C83A #3AC8C8 #813AC8 #C83A3A

square

#81C83A #3AC8C8 #813AC8 #C83A3A

split-complementary

#81C83A #3A3AC8 #C83AC8

monochromatic

#446A1E #629A2B #81C83A #A0D56A #BEE39A

Accessibility & contrast

On white

2.05

#81C83A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#81C83A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C83A

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C83A	#FFFFFF	#000000	##000000
##81C83A	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B922

Deuteranopia (green-blind)

#C7B347

Tritanopia (blue-blind)

#82C0AC

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #81c83a;
/* rgb */ color: rgb(129, 200, 58);
/* oklch */ color: oklch(75.9% 0.185 132.5);

Tailwind

colors: {
  custom: {
    50: '#abd979',
    500: '#81c83a',
    950: '#000000',
  },
}

SCSS

$custom: #81c83a;
$custom-light: #abd979;
$custom-dark: #000000;

JSON

{
  "hex": "#81c83a",
  "rgb": {
    "r": 129,
    "g": 200,
    "b": 58
  },
  "hsl": {
    "h": 90,
    "s": 56.349,
    "l": 50.588
  },
  "oklch": {
    "l": 0.75851,
    "c": 0.18548,
    "h": 132.5
  },
  "luminance": 0.46281
}

Semantic roles & 50–950 ramp

primary

#81C83A

secondary

#AF8FCE

accent

#48E094

background

#FAFDF7

surface

#F5FAEE

border

#CFD3C9

text

#11140A

muted

#80837C

Preview Lab

Preview with #81C83A

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

Preview Lab → · Contrast checker → · Palette generator →