#81B22F#81B22F

#81B22F is a light, vivid yellow-green. Relative luminance 0.367; OKLCH L 70.4% C 0.165 H 128.2°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#81B22F
RGB	rgb(129, 178, 47)
HSL	hsl(82, 58%, 44%)
HSV	hsv(82, 74%, 70%)
CMYK	cmyk(27.5%, 0%, 73.6%, 30.2%)
CIE-LAB	lab(67.06, -35.60, 57.96)
CIE-LCH	lch(67.06, 68.02, 121.56°)
OKLab	oklab(70.4% -0.1019 0.1294)
OKLCH	oklch(70.4% 0.165 128.2)
XYZ	xyz(25.4867, 36.7126, 8.4322)
Luminance	0.3671 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B22F #602FB2

analogous

#B2A22F #81B22F #40B22F

triadic

#81B22F #2F81B2 #B22F81

tetradic

#81B22F #2FB2A2 #602FB2 #B22F40

square

#81B22F #2FB2A2 #602FB2 #B22F40

split-complementary

#81B22F #2F40B2 #A22FB2

monochromatic

#3B5115 #5E8222 #81B22F #A0D04E #BADD7E

Accessibility & contrast

On white

2.52

#81B22F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#81B22F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B22F

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B22F	#FFFFFF	#000000	##000000
##81B22F	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)

#BBA515

Deuteranopia (green-blind)

#B4A23B

Tritanopia (blue-blind)

#85AA99

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #81b22f;
/* rgb */ color: rgb(129, 178, 47);
/* oklch */ color: oklch(70.4% 0.165 128.2);

Tailwind

colors: {
  custom: {
    50: '#aac971',
    500: '#81b22f',
    950: '#000000',
  },
}

SCSS

$custom: #81b22f;
$custom-light: #aac971;
$custom-dark: #000000;

JSON

{
  "hex": "#81b22f",
  "rgb": {
    "r": 129,
    "g": 178,
    "b": 47
  },
  "hsl": {
    "h": 82.443,
    "s": 58.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.704,
    "c": 0.16472,
    "h": 128.2
  },
  "luminance": 0.36713
}

Semantic roles & 50–950 ramp

primary

#81B22F

secondary

#9477C6

accent

#46E180

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B22F

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

Preview Lab → · Contrast checker → · Palette generator →