#81BD40#81BD40

#81BD40 is a light, vivid yellow-green. Relative luminance 0.414; OKLCH L 73.2% C 0.167 H 131.4°. Best body text is #000000 at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#81BD40
RGB	rgb(129, 189, 64)
HSL	hsl(89, 49%, 50%)
HSV	hsv(89, 66%, 74%)
CMYK	cmyk(31.7%, 0%, 66.1%, 25.9%)
CIE-LAB	lab(70.48, -39.36, 54.94)
CIE-LCH	lch(70.48, 67.58, 125.62°)
OKLab	oklab(73.22% -0.1108 0.1255)
OKLCH	oklch(73.22% 0.167 131.4)
XYZ	xyz(28.1760, 41.4315, 11.3620)
Luminance	0.4143 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BD40 #7C40BD

analogous

#BDBB40 #81BD40 #43BD40

triadic

#81BD40 #4081BD #BD4081

tetradic

#81BD40 #40BDBB #7C40BD #BD4043

square

#81BD40 #40BDBB #7C40BD #BD4043

split-complementary

#81BD40 #4043BD #BB40BD

monochromatic

#436221 #628F31 #81BD40 #9FCD6D #BDDD9A

Accessibility & contrast

On white

2.26

#81BD40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.29

#81BD40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BD40

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BD40	#FFFFFF	#000000	##000000
##81BD40	1.00	2.26	9.29	9.29
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.29	21.00	1.00	1.00
##000000	9.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF2F

Deuteranopia (green-blind)

#BDAB4A

Tritanopia (blue-blind)

#83B5A3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #81bd40;
/* rgb */ color: rgb(129, 189, 64);
/* oklch */ color: oklch(73.2% 0.167 131.4);

Tailwind

colors: {
  custom: {
    50: '#aad17b',
    500: '#81bd40',
    950: '#000000',
  },
}

SCSS

$custom: #81bd40;
$custom-light: #aad17b;
$custom-dark: #000000;

JSON

{
  "hex": "#81bd40",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 64
  },
  "hsl": {
    "h": 88.8,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.73216,
    "c": 0.16742,
    "h": 131.4
  },
  "luminance": 0.41432
}

Semantic roles & 50–950 ramp

primary

#81BD40

secondary

#AB90C9

accent

#4FD991

background

#FAFCF7

surface

#F4F9EE

border

#CED2C9

text

#10140A

muted

#7F827C

Preview Lab

Preview with #81BD40

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

Preview Lab → · Contrast checker → · Palette generator →