#81BB4A#81BB4A

#81BB4A is a light, vivid yellow-green. Relative luminance 0.407; OKLCH L 72.8% C 0.157 H 132.1°. Best body text is #000000 at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#81BB4A
RGB	rgb(129, 187, 74)
HSL	hsl(91, 45%, 51%)
HSV	hsv(91, 60%, 73%)
CMYK	cmyk(31%, 0%, 60.4%, 26.7%)
CIE-LAB	lab(69.97, -37.62, 50.10)
CIE-LCH	lch(69.97, 62.65, 126.90°)
OKLab	oklab(72.83% -0.1052 0.1165)
OKLCH	oklch(72.83% 0.157 132.1)
XYZ	xyz(28.0592, 40.7012, 12.8550)
Luminance	0.4070 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BB4A #844ABB

analogous

#BABB4A #81BB4A #4ABB4B

triadic

#81BB4A #4A81BB #BB4A81

tetradic

#81BB4A #4ABABB #844ABB #BB4B4A

square

#81BB4A #4ABABB #844ABB #BB4B4A

split-complementary

#81BB4A #4B4ABB #BB4ABA

monochromatic

#446526 #639137 #81BB4A #A0CC76 #BFDCA3

Accessibility & contrast

On white

2.30

#81BB4A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.14

#81BB4A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BB4A

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BB4A	#FFFFFF	#000000	##000000
##81BB4A	1.00	2.30	9.14	9.14
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.14	21.00	1.00	1.00
##000000	9.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AE3D

Deuteranopia (green-blind)

#BAA952

Tritanopia (blue-blind)

#83B4A3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #81bb4a;
/* rgb */ color: rgb(129, 187, 74);
/* oklch */ color: oklch(72.8% 0.157 132.1);

Tailwind

colors: {
  custom: {
    50: '#a9d081',
    500: '#81bb4a',
    950: '#000000',
  },
}

SCSS

$custom: #81bb4a;
$custom-light: #a9d081;
$custom-dark: #000000;

JSON

{
  "hex": "#81bb4a",
  "rgb": {
    "r": 129,
    "g": 187,
    "b": 74
  },
  "hsl": {
    "h": 90.796,
    "s": 45.382,
    "l": 51.176
  },
  "oklch": {
    "l": 0.72828,
    "c": 0.15695,
    "h": 132.1
  },
  "luminance": 0.40702
}

Semantic roles & 50–950 ramp

primary

#81BB4A

secondary

#B197C9

accent

#53D596

background

#FAFCF8

surface

#F4F9EF

border

#CED2CA

text

#10140B

muted

#7F827C

Preview Lab

Preview with #81BB4A

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

Preview Lab → · Contrast checker → · Palette generator →