#81991F#81991F

#81991F is a light, vivid yellow-green. Relative luminance 0.275; OKLCH L 64.2% C 0.143 H 120.7°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX#81991F
RGBrgb(129, 153, 31)
HSLhsl(72, 66%, 36%)
HSVhsv(72, 80%, 60%)
CMYKcmyk(15.7%, 0%, 79.7%, 40%)
CIE-LABlab(59.48, -24.55, 56.10)
CIE-LCHlch(59.48, 61.24, 113.64°)
OKLaboklab(64.23% -0.073 0.1229)
OKLCHoklch(64.23% 0.143 120.7)
XYZxyz(20.6922, 27.5486, 5.5234)
Luminance0.2755 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81991F #371F99
analogous
#99741F #81991F #44991F
triadic
#81991F #1F8199 #991F81
tetradic
#81991F #1F9974 #371F99 #991F44
square
#81991F #1F9974 #371F99 #991F44
split-complementary
#81991F #1F4499 #741F99
monochromatic
#2B330A #566615 #81991F #ACCC29 #C2DD56

Accessibility & contrast

On white

3.23
#81991F on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.51
#81991F on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #81991F
6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81991F#FFFFFF#000000##000000
##81991F1.003.236.516.51
#FFFFFF3.231.0021.0021.00
#0000006.5121.001.001.00
##0000006.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A39000
Deuteranopia (green-blind)
#A08F2B
Tritanopia (blue-blind)
#899183
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #81991f;
/* rgb */ color: rgb(129, 153, 31);
/* oklch */ color: oklch(64.2% 0.143 120.7);
Tailwind
colors: {
  custom: {
    50: '#a9b766',
    500: '#81991f',
    950: '#000000',
  },
}
SCSS
$custom: #81991f;
$custom-light: #a9b766;
$custom-dark: #000000;
JSON
{
  "hex": "#81991f",
  "rgb": {
    "r": 129,
    "g": 153,
    "b": 31
  },
  "hsl": {
    "h": 71.803,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.64232,
    "c": 0.14291,
    "h": 120.7
  },
  "luminance": 0.27549
}

Semantic roles & 50–950 ramp

primary
#81991F
secondary
#6954C0
accent
#3FE960
background
#FAFBF6
surface
#F4F6EB
border
#CED0C6
text
#101106
muted
#7F807A

Preview Lab

Preview with #81991F

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

Preview Lab → · Contrast checker → · Palette generator →

#81991F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva