#81A331#81A331

#81A331 is a light, vivid yellow-green. Relative luminance 0.311; OKLCH L 66.8% C 0.144 H 124.7°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#81A331
RGB	rgb(129, 163, 49)
HSL	hsl(78, 54%, 42%)
HSV	hsv(78, 70%, 64%)
CMYK	cmyk(20.9%, 0%, 69.9%, 36.1%)
CIE-LAB	lab(62.58, -28.46, 52.74)
CIE-LCH	lch(62.58, 59.93, 118.35°)
OKLab	oklab(66.77% -0.0822 0.1188)
OKLCH	oklch(66.77% 0.144 124.7)
XYZ	xyz(22.7050, 31.0830, 7.7086)
Luminance	0.3108 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81A331 #5331A3

analogous

#A38C31 #81A331 #48A331

triadic

#81A331 #3181A3 #A33181

tetradic

#81A331 #31A38C #5331A3 #A33148

square

#81A331 #31A38C #5331A3 #A33148

split-complementary

#81A331 #3148A3 #8C31A3

monochromatic

#374515 #5C7423 #81A331 #A2C849 #BAD678

Accessibility & contrast

On white

2.91

#81A331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#81A331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81A331

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81A331	#FFFFFF	#000000	##000000
##81A331	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC981F

Deuteranopia (green-blind)

#A7973A

Tritanopia (blue-blind)

#879B8C

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #81a331;
/* rgb */ color: rgb(129, 163, 49);
/* oklch */ color: oklch(66.8% 0.144 124.7);

Tailwind

colors: {
  custom: {
    50: '#a9be70',
    500: '#81a331',
    950: '#000000',
  },
}

SCSS

$custom: #81a331;
$custom-light: #a9be70;
$custom-dark: #000000;

JSON

{
  "hex": "#81a331",
  "rgb": {
    "r": 129,
    "g": 163,
    "b": 49
  },
  "hsl": {
    "h": 77.895,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.6677,
    "c": 0.14445,
    "h": 124.7
  },
  "luminance": 0.31083
}

Semantic roles & 50–950 ramp

primary

#81A331

secondary

#8871BF

accent

#4BDD76

background

#FAFBF7

surface

#F4F6ED

border

#CED0C8

text

#101208

muted

#7F817B

Preview Lab

Preview with #81A331

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

Preview Lab → · Contrast checker → · Palette generator →