#81BD33#81BD33

#81BD33 is a light, vivid yellow-green. Relative luminance 0.413; OKLCH L 73.1% C 0.176 H 130.5°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#81BD33
RGB	rgb(129, 189, 51)
HSL	hsl(86, 58%, 47%)
HSV	hsv(86, 73%, 74%)
CMYK	cmyk(31.7%, 0%, 73%, 25.9%)
CIE-LAB	lab(70.39, -40.26, 59.81)
CIE-LCH	lch(70.39, 72.10, 123.95°)
OKLab	oklab(73.11% -0.1143 0.1339)
OKLCH	oklch(73.11% 0.176 130.5)
XYZ	xyz(27.8482, 41.3004, 9.6358)
Luminance	0.4130 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BD33 #6F33BD

analogous

#BDB433 #81BD33 #3CBD33

triadic

#81BD33 #3381BD #BD3381

tetradic

#81BD33 #33BDB4 #6F33BD #BD333C

square

#81BD33 #33BDB4 #6F33BD #BD333C

split-complementary

#81BD33 #333CBD #B433BD

monochromatic

#3F5D19 #608D26 #81BD33 #9ED35B #BBE08B

Accessibility & contrast

On white

2.27

#81BD33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#81BD33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BD33

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BD33	#FFFFFF	#000000	##000000
##81BD33	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF19

Deuteranopia (green-blind)

#BDAB40

Tritanopia (blue-blind)

#84B5A2

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #81bd33;
/* rgb */ color: rgb(129, 189, 51);
/* oklch */ color: oklch(73.1% 0.176 130.5);

Tailwind

colors: {
  custom: {
    50: '#aad174',
    500: '#81bd33',
    950: '#000000',
  },
}

SCSS

$custom: #81bd33;
$custom-light: #aad174;
$custom-dark: #000000;

JSON

{
  "hex": "#81bd33",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 51
  },
  "hsl": {
    "h": 86.087,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.73112,
    "c": 0.17606,
    "h": 130.5
  },
  "luminance": 0.41301
}

Semantic roles & 50–950 ramp

primary

#81BD33

secondary

#A182CA

accent

#47E18A

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#101409

muted

#7F827B

Preview Lab

Preview with #81BD33

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

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