#81AC3A#81AC3A

#81AC3A is a light, vivid yellow-green. Relative luminance 0.345; OKLCH L 69.0% C 0.150 H 127.6°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#81AC3A
RGB	rgb(129, 172, 58)
HSL	hsl(83, 50%, 45%)
HSV	hsv(83, 66%, 67%)
CMYK	cmyk(25%, 0%, 66.3%, 32.5%)
CIE-LAB	lab(65.34, -32.09, 51.97)
CIE-LCH	lch(65.34, 61.08, 121.70°)
OKLab	oklab(69.03% -0.0913 0.1185)
OKLCH	oklch(69.03% 0.15 127.6)
XYZ	xyz(24.5695, 34.4772, 9.3625)
Luminance	0.3448 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AC3A #653AAC

analogous

#AC9E3A #81AC3A #48AC3A

triadic

#81AC3A #3A81AC #AC3A81

tetradic

#81AC3A #3AAC9E #653AAC #AC3A48

square

#81AC3A #3AAC9E #653AAC #AC3A48

split-complementary

#81AC3A #3A48AC #9E3AAC

monochromatic

#3C501B #5F7E2B #81AC3A #9FC85B #BAD789

Accessibility & contrast

On white

2.66

#81AC3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#81AC3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AC3A

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AC3A	#FFFFFF	#000000	##000000
##81AC3A	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A02B

Deuteranopia (green-blind)

#AF9E43

Tritanopia (blue-blind)

#85A495

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #81ac3a;
/* rgb */ color: rgb(129, 172, 58);
/* oklch */ color: oklch(69.0% 0.150 127.6);

Tailwind

colors: {
  custom: {
    50: '#a9c576',
    500: '#81ac3a',
    950: '#000000',
  },
}

SCSS

$custom: #81ac3a;
$custom-light: #a9c576;
$custom-dark: #000000;

JSON

{
  "hex": "#81ac3a",
  "rgb": {
    "r": 129,
    "g": 172,
    "b": 58
  },
  "hsl": {
    "h": 82.632,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.69027,
    "c": 0.14961,
    "h": 127.6
  },
  "luminance": 0.34478
}

Semantic roles & 50–950 ramp

primary

#81AC3A

secondary

#9980C2

accent

#4FD983

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101209

muted

#7F817B

Preview Lab

Preview with #81AC3A

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

Preview Lab → · Contrast checker → · Palette generator →