#81B130#81B130

#81B130 is a light, vivid yellow-green. Relative luminance 0.363; OKLCH L 70.2% C 0.163 H 128.1°. Best body text is #000000 at 8.26:1 contrast (WCAG AA passes).

Color values

HEX#81B130
RGBrgb(129, 177, 48)
HSLhsl(82, 57%, 44%)
HSVhsv(82, 73%, 69%)
CMYKcmyk(27.1%, 0%, 72.9%, 30.6%)
CIE-LABlab(66.77, -35.08, 57.31)
CIE-LCHlch(66.77, 67.20, 121.47°)
OKLaboklab(70.16% -0.1004 0.1283)
OKLCHoklch(70.16% 0.163 128.1)
XYZxyz(25.3089, 36.3242, 8.4736)
Luminance0.3633 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#81B130 #6030B1
analogous
#B1A130 #81B130 #40B130
triadic
#81B130 #3081B1 #B13081
tetradic
#81B130 #30B1A1 #6030B1 #B13040
square
#81B130 #30B1A1 #6030B1 #B13040
split-complementary
#81B130 #3040B1 #A130B1
monochromatic
#3B5116 #5E8123 #81B130 #A0CF4F #BADC7F

Accessibility & contrast

On white

2.54
#81B130 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.26
#81B130 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B130
8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##81B130#FFFFFF#000000##000000
##81B1301.002.548.268.26
#FFFFFF2.541.0021.0021.00
#0000008.2621.001.001.00
##0000008.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#BAA518
Deuteranopia (green-blind)
#B3A13C
Tritanopia (blue-blind)
#86A998
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #81b130;
/* rgb */ color: rgb(129, 177, 48);
/* oklch */ color: oklch(70.2% 0.163 128.1);
Tailwind
colors: {
  custom: {
    50: '#a9c871',
    500: '#81b130',
    950: '#000000',
  },
}
SCSS
$custom: #81b130;
$custom-light: #a9c871;
$custom-dark: #000000;
JSON
{
  "hex": "#81b130",
  "rgb": {
    "r": 129,
    "g": 177,
    "b": 48
  },
  "hsl": {
    "h": 82.326,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.70163,
    "c": 0.16287,
    "h": 128.1
  },
  "luminance": 0.36325
}

Semantic roles & 50–950 ramp

primary
#81B130
secondary
#9478C5
accent
#47E180
background
#FAFCF7
surface
#F4F8ED
border
#CED1C8
text
#101308
muted
#7F827B

Preview Lab

Preview with #81B130

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

Preview Lab → · Contrast checker → · Palette generator →

#81B130 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva