#81BD39#81BD39

#81BD39 is a light, vivid yellow-green. Relative luminance 0.414; OKLCH L 73.2% C 0.172 H 130.9°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX#81BD39
RGBrgb(129, 189, 57)
HSLhsl(87, 54%, 48%)
HSVhsv(87, 70%, 74%)
CMYKcmyk(31.7%, 0%, 69.8%, 25.9%)
CIE-LABlab(70.43, -39.87, 57.65)
CIE-LCHlch(70.43, 70.10, 124.67°)
OKLaboklab(73.16% -0.1127 0.1303)
OKLCHoklch(73.16% 0.172 130.9)
XYZxyz(27.9891, 41.3568, 10.3781)
Luminance0.4136 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81BD39 #7539BD
analogous
#BDB739 #81BD39 #3FBD39
triadic
#81BD39 #3981BD #BD3981
tetradic
#81BD39 #39BDB7 #7539BD #BD393F
square
#81BD39 #39BDB7 #7539BD #BD393F
split-complementary
#81BD39 #393FBD #B739BD
monochromatic
#415F1D #618E2B #81BD39 #9FD063 #BCDE92

Accessibility & contrast

On white

2.26
#81BD39 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.27
#81BD39 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BD39
9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81BD39#FFFFFF#000000##000000
##81BD391.002.269.279.27
#FFFFFF2.261.0021.0021.00
#0000009.2721.001.001.00
##0000009.2721.001.001.00

Color blindness preview

Protanopia (red-blind)
#C5AF24
Deuteranopia (green-blind)
#BDAB45
Tritanopia (blue-blind)
#84B5A3
Achromatopsia (no color)
#ACACAC

Design tokens & code

CSS
--color: #81bd39;
/* rgb */ color: rgb(129, 189, 57);
/* oklch */ color: oklch(73.2% 0.172 130.9);
Tailwind
colors: {
  custom: {
    50: '#aad177',
    500: '#81bd39',
    950: '#000000',
  },
}
SCSS
$custom: #81bd39;
$custom-light: #aad177;
$custom-dark: #000000;
JSON
{
  "hex": "#81bd39",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 57
  },
  "hsl": {
    "h": 87.273,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.73157,
    "c": 0.1723,
    "h": 130.9
  },
  "luminance": 0.41358
}

Semantic roles & 50–950 ramp

primary
#81BD39
secondary
#A689C9
accent
#4BDD8D
background
#FAFCF7
surface
#F4F9EE
border
#CED2C9
text
#101409
muted
#7F827B

Preview Lab

Preview with #81BD39

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

Preview Lab → · Contrast checker → · Palette generator →

#81BD39 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva