#81BF53#81BF53

#81BF53 is a light, vivid yellow-green. Relative luminance 0.426; OKLCH L 73.9% C 0.155 H 133.8°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#81BF53
RGB	rgb(129, 191, 83)
HSL	hsl(94, 46%, 54%)
HSV	hsv(94, 57%, 75%)
CMYK	cmyk(32.5%, 0%, 56.5%, 25.1%)
CIE-LAB	lab(71.25, -38.53, 47.47)
CIE-LCH	lch(71.25, 61.14, 129.06°)
OKLab	oklab(73.9% -0.107 0.1117)
OKLCH	oklch(73.9% 0.155 133.8)
XYZ	xyz(29.2448, 42.5522, 14.8545)
Luminance	0.4255 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BF53 #9153BF

analogous

#B7BF53 #81BF53 #53BF5B

triadic

#81BF53 #5381BF #BF5381

tetradic

#81BF53 #53B7BF #9153BF #BF5B53

square

#81BF53 #53B7BF #9153BF #BF5B53

split-complementary

#81BF53 #5B53BF #BF53B7

monochromatic

#476E29 #639B3A #81BF53 #A2D080 #C2E0AC

Accessibility & contrast

On white

2.21

#81BF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#81BF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BF53

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BF53	#FFFFFF	#000000	##000000
##81BF53	1.00	2.21	9.51	9.51
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.51	21.00	1.00	1.00
##000000	9.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B248

Deuteranopia (green-blind)

#BDAD5B

Tritanopia (blue-blind)

#81B8A7

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #81bf53;
/* rgb */ color: rgb(129, 191, 83);
/* oklch */ color: oklch(73.9% 0.155 133.8);

Tailwind

colors: {
  custom: {
    50: '#a9d287',
    500: '#81bf53',
    950: '#000000',
  },
}

SCSS

$custom: #81bf53;
$custom-light: #a9d287;
$custom-dark: #000000;

JSON

{
  "hex": "#81bf53",
  "rgb": {
    "r": 129,
    "g": 191,
    "b": 83
  },
  "hsl": {
    "h": 94.444,
    "s": 45.763,
    "l": 53.725
  },
  "oklch": {
    "l": 0.73901,
    "c": 0.1547,
    "h": 133.8
  },
  "luminance": 0.42553
}

Semantic roles & 50–950 ramp

primary

#81BF53

secondary

#BAA0CE

accent

#52D59E

background

#FAFCF8

surface

#F4F9F0

border

#CED2CB

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BF53

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

Preview Lab → · Contrast checker → · Palette generator →