#81BF54#81BF54

#81BF54 is a light, vivid yellow-green. Relative luminance 0.426; OKLCH L 73.9% C 0.154 H 133.9°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#81BF54
RGB	rgb(129, 191, 84)
HSL	hsl(95, 46%, 54%)
HSV	hsv(95, 56%, 75%)
CMYK	cmyk(32.5%, 0%, 56%, 25.1%)
CIE-LAB	lab(71.26, -38.42, 47.02)
CIE-LCH	lch(71.26, 60.72, 129.25°)
OKLab	oklab(73.91% -0.1066 0.1109)
OKLCH	oklch(73.91% 0.154 133.9)
XYZ	xyz(29.2837, 42.5677, 15.0593)
Luminance	0.4257 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BF54 #9254BF

analogous

#B7BF54 #81BF54 #54BF5D

triadic

#81BF54 #5481BF #BF5481

tetradic

#81BF54 #54B7BF #9254BF #BF5D54

square

#81BF54 #54B7BF #9254BF #BF5D54

split-complementary

#81BF54 #5D54BF #BF54B7

monochromatic

#476F2A #639C3A #81BF54 #A2D081 #C3E0AD

Accessibility & contrast

On white

2.21

#81BF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#81BF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BF54

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BF54	#FFFFFF	#000000	##000000
##81BF54	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)

#C6B249

Deuteranopia (green-blind)

#BDAD5B

Tritanopia (blue-blind)

#81B8A7

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #81bf54;
/* rgb */ color: rgb(129, 191, 84);
/* oklch */ color: oklch(73.9% 0.154 133.9);

Tailwind

colors: {
  custom: {
    50: '#a9d287',
    500: '#81bf54',
    950: '#000000',
  },
}

SCSS

$custom: #81bf54;
$custom-light: #a9d287;
$custom-dark: #000000;

JSON

{
  "hex": "#81bf54",
  "rgb": {
    "r": 129,
    "g": 191,
    "b": 84
  },
  "hsl": {
    "h": 94.766,
    "s": 45.532,
    "l": 53.922
  },
  "oklch": {
    "l": 0.73913,
    "c": 0.1538,
    "h": 133.9
  },
  "luminance": 0.42569
}

Semantic roles & 50–950 ramp

primary

#81BF54

secondary

#BBA1CE

accent

#53D59E

background

#FAFCF8

surface

#F4F9F0

border

#CED2CB

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BF54

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

Preview Lab → · Contrast checker → · Palette generator →