#81B22D#81B22D

#81B22D is a light, vivid yellow-green. Relative luminance 0.367; OKLCH L 70.4% C 0.166 H 128.1°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#81B22D
RGB	rgb(129, 178, 45)
HSL	hsl(82, 60%, 44%)
HSV	hsv(82, 75%, 70%)
CMYK	cmyk(27.5%, 0%, 74.7%, 30.2%)
CIE-LAB	lab(67.05, -35.71, 58.64)
CIE-LCH	lch(67.05, 68.66, 121.34°)
OKLab	oklab(70.39% -0.1023 0.1306)
OKLCH	oklch(70.39% 0.166 128.1)
XYZ	xyz(25.4473, 36.6968, 8.2246)
Luminance	0.3670 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B22D #5E2DB2

analogous

#B2A02D #81B22D #3FB22D

triadic

#81B22D #2D81B2 #B22D81

tetradic

#81B22D #2DB2A0 #5E2DB2 #B22D3F

square

#81B22D #2DB2A0 #5E2DB2 #B22D3F

split-complementary

#81B22D #2D3FB2 #A02DB2

monochromatic

#3A5014 #5E8121 #81B22D #A0D14B #BADE7C

Accessibility & contrast

On white

2.52

#81B22D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#81B22D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B22D

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B22D	#FFFFFF	#000000	##000000
##81B22D	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA510

Deuteranopia (green-blind)

#B4A23A

Tritanopia (blue-blind)

#86AA99

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #81b22d;
/* rgb */ color: rgb(129, 178, 45);
/* oklch */ color: oklch(70.4% 0.166 128.1);

Tailwind

colors: {
  custom: {
    50: '#aac970',
    500: '#81b22d',
    950: '#000000',
  },
}

SCSS

$custom: #81b22d;
$custom-light: #aac970;
$custom-dark: #000000;

JSON

{
  "hex": "#81b22d",
  "rgb": {
    "r": 129,
    "g": 178,
    "b": 45
  },
  "hsl": {
    "h": 82.105,
    "s": 59.641,
    "l": 43.725
  },
  "oklch": {
    "l": 0.70386,
    "c": 0.1659,
    "h": 128.1
  },
  "luminance": 0.36697
}

Semantic roles & 50–950 ramp

primary

#81B22D

secondary

#9375C6

accent

#45E37F

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B22D

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

Preview Lab → · Contrast checker → · Palette generator →