#81BD21#81BD21

#81BD21 is a light, vivid yellow-green. Relative luminance 0.412; OKLCH L 73.0% C 0.185 H 129.6°. Best body text is #000000 at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#81BD21
RGB	rgb(129, 189, 33)
HSL	hsl(83, 70%, 44%)
HSV	hsv(83, 83%, 74%)
CMYK	cmyk(31.7%, 0%, 82.5%, 25.9%)
CIE-LAB	lab(70.30, -41.16, 65.25)
CIE-LCH	lch(70.30, 77.14, 122.25°)
OKLab	oklab(73.01% -0.1179 0.1426)
OKLCH	oklch(73.01% 0.185 129.6)
XYZ	xyz(27.5253, 41.1713, 7.9352)
Luminance	0.4117 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BD21 #5D21BD

analogous

#BDAB21 #81BD21 #33BD21

triadic

#81BD21 #2181BD #BD2181

tetradic

#81BD21 #21BDAB #5D21BD #BD2133

square

#81BD21 #21BDAB #5D21BD #BD2133

split-complementary

#81BD21 #2133BD #AB21BD

monochromatic

#3A550F #5D8918 #81BD21 #A0DD3E #BAE672

Accessibility & contrast

On white

2.27

#81BD21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.23

#81BD21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BD21

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BD21	#FFFFFF	#000000	##000000
##81BD21	1.00	2.27	9.23	9.23
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.23	21.00	1.00	1.00
##000000	9.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF00

Deuteranopia (green-blind)

#BEAA34

Tritanopia (blue-blind)

#85B4A1

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #81bd21;
/* rgb */ color: rgb(129, 189, 33);
/* oklch */ color: oklch(73.0% 0.185 129.6);

Tailwind

colors: {
  custom: {
    50: '#abd16c',
    500: '#81bd21',
    950: '#000000',
  },
}

SCSS

$custom: #81bd21;
$custom-light: #abd16c;
$custom-dark: #000000;

JSON

{
  "hex": "#81bd21",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 33
  },
  "hsl": {
    "h": 83.077,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.7301,
    "c": 0.18504,
    "h": 129.6
  },
  "luminance": 0.41172
}

Semantic roles & 50–950 ramp

primary

#81BD21

secondary

#926DCD

accent

#3BED7F

background

#FBFCF6

surface

#F6F9EC

border

#D0D2C7

text

#111408

muted

#80827A

Preview Lab

Preview with #81BD21

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

Preview Lab → · Contrast checker → · Palette generator →