#81BA33#81BA33

#81BA33 is a light, vivid yellow-green. Relative luminance 0.400; OKLCH L 72.4% C 0.172 H 130.0°. Best body text is #000000 at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#81BA33
RGB	rgb(129, 186, 51)
HSL	hsl(85, 57%, 46%)
HSV	hsv(85, 73%, 73%)
CMYK	cmyk(30.6%, 0%, 72.6%, 27.1%)
CIE-LAB	lab(69.49, -38.94, 58.92)
CIE-LCH	lch(69.49, 70.63, 123.46°)
OKLab	oklab(72.38% -0.1107 0.1321)
OKLCH	oklch(72.38% 0.172 130)
XYZ	xyz(27.2096, 40.0231, 9.4230)
Luminance	0.4002 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BA33 #6C33BA

analogous

#BAB033 #81BA33 #3EBA33

triadic

#81BA33 #3381BA #BA3381

tetradic

#81BA33 #33BAB0 #6C33BA #BA333E

square

#81BA33 #33BAB0 #6C33BA #BA333E

split-complementary

#81BA33 #333EBA #B033BA

monochromatic

#3E5A19 #608A26 #81BA33 #9ED159 #BADF89

Accessibility & contrast

On white

2.33

#81BA33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.00

#81BA33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BA33

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BA33	#FFFFFF	#000000	##000000
##81BA33	1.00	2.33	9.00	9.00
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.00	21.00	1.00	1.00
##000000	9.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC1A

Deuteranopia (green-blind)

#BBA840

Tritanopia (blue-blind)

#84B2A0

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #81ba33;
/* rgb */ color: rgb(129, 186, 51);
/* oklch */ color: oklch(72.4% 0.172 130.0);

Tailwind

colors: {
  custom: {
    50: '#aacf74',
    500: '#81ba33',
    950: '#000000',
  },
}

SCSS

$custom: #81ba33;
$custom-light: #aacf74;
$custom-dark: #000000;

JSON

{
  "hex": "#81ba33",
  "rgb": {
    "r": 129,
    "g": 186,
    "b": 51
  },
  "hsl": {
    "h": 85.333,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.7238,
    "c": 0.17232,
    "h": 130
  },
  "luminance": 0.40024
}

Semantic roles & 50–950 ramp

primary

#81BA33

secondary

#9F80C9

accent

#48E088

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#101409

muted

#7F827B

Preview Lab

Preview with #81BA33

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

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