#81AC29#81AC29

#81AC29 is a light, vivid yellow-green. Relative luminance 0.343; OKLCH L 68.9% C 0.161 H 126.6°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#81AC29
RGB	rgb(129, 172, 41)
HSL	hsl(80, 62%, 42%)
HSV	hsv(80, 76%, 67%)
CMYK	cmyk(25%, 0%, 76.2%, 32.5%)
CIE-LAB	lab(65.23, -33.18, 58.25)
CIE-LCH	lch(65.23, 67.03, 119.67°)
OKLab	oklab(68.9% -0.0957 0.1291)
OKLCH	oklch(68.9% 0.161 126.6)
XYZ	xyz(24.2061, 34.3318, 7.4488)
Luminance	0.3433 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AC29 #5429AC

analogous

#AC9629 #81AC29 #3FAC29

triadic

#81AC29 #2981AC #AC2981

tetradic

#81AC29 #29AC96 #5429AC #AC293F

square

#81AC29 #29AC96 #5429AC #AC293F

split-complementary

#81AC29 #293FAC #9629AC

monochromatic

#374911 #5C7B1D #81AC29 #A2D241 #BADD72

Accessibility & contrast

On white

2.67

#81AC29 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#81AC29 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AC29

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AC29	#FFFFFF	#000000	##000000
##81AC29	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A009

Deuteranopia (green-blind)

#AF9E36

Tritanopia (blue-blind)

#86A493

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #81ac29;
/* rgb */ color: rgb(129, 172, 41);
/* oklch */ color: oklch(68.9% 0.161 126.6);

Tailwind

colors: {
  custom: {
    50: '#a9c56d',
    500: '#81ac29',
    950: '#000000',
  },
}

SCSS

$custom: #81ac29;
$custom-light: #a9c56d;
$custom-dark: #000000;

JSON

{
  "hex": "#81ac29",
  "rgb": {
    "r": 129,
    "g": 172,
    "b": 41
  },
  "hsl": {
    "h": 79.695,
    "s": 61.502,
    "l": 41.765
  },
  "oklch": {
    "l": 0.68898,
    "c": 0.16072,
    "h": 126.6
  },
  "luminance": 0.34332
}

Semantic roles & 50–950 ramp

primary

#81AC29

secondary

#896CC5

accent

#43E578

background

#FAFCF6

surface

#F4F8EC

border

#CED1C7

text

#101208

muted

#7F817B

Preview Lab

Preview with #81AC29

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

Preview Lab → · Contrast checker → · Palette generator →