#81AC2D#81AC2D

#81AC2D is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.9% C 0.158 H 126.8°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#81AC2D
RGB	rgb(129, 172, 45)
HSL	hsl(80, 59%, 43%)
HSV	hsv(80, 74%, 67%)
CMYK	cmyk(25%, 0%, 73.8%, 32.5%)
CIE-LAB	lab(65.25, -32.96, 56.90)
CIE-LCH	lch(65.25, 65.75, 120.08°)
OKLab	oklab(68.92% -0.0948 0.1269)
OKLCH	oklch(68.92% 0.158 126.8)
XYZ	xyz(24.2795, 34.3612, 7.8353)
Luminance	0.3436 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AC2D #582DAC

analogous

#AC972D #81AC2D #42AC2D

triadic

#81AC2D #2D81AC #AC2D81

tetradic

#81AC2D #2DAC97 #582DAC #AC2D42

square

#81AC2D #2DAC97 #582DAC #AC2D42

split-complementary

#81AC2D #2D42AC #972DAC

monochromatic

#384B14 #5D7B20 #81AC2D #A1CF47 #BADC78

Accessibility & contrast

On white

2.67

#81AC2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#81AC2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AC2D

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AC2D	#FFFFFF	#000000	##000000
##81AC2D	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)

#B5A014

Deuteranopia (green-blind)

#AF9E39

Tritanopia (blue-blind)

#86A494

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #81ac2d;
/* rgb */ color: rgb(129, 172, 45);
/* oklch */ color: oklch(68.9% 0.158 126.8);

Tailwind

colors: {
  custom: {
    50: '#a9c56f',
    500: '#81ac2d',
    950: '#000000',
  },
}

SCSS

$custom: #81ac2d;
$custom-light: #a9c56f;
$custom-dark: #000000;

JSON

{
  "hex": "#81ac2d",
  "rgb": {
    "r": 129,
    "g": 172,
    "b": 45
  },
  "hsl": {
    "h": 80.315,
    "s": 58.525,
    "l": 42.549
  },
  "oklch": {
    "l": 0.68924,
    "c": 0.15842,
    "h": 126.8
  },
  "luminance": 0.34362
}

Semantic roles & 50–950 ramp

primary

#81AC2D

secondary

#8D71C4

accent

#46E27B

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101208

muted

#7F817B

Preview Lab

Preview with #81AC2D

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

Preview Lab → · Contrast checker → · Palette generator →