#81B930#81B930

#81B930 is a light, vivid yellow-green. Relative luminance 0.396; OKLCH L 72.1% C 0.173 H 129.6°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#81B930
RGB	rgb(129, 185, 48)
HSL	hsl(85, 59%, 46%)
HSV	hsv(85, 74%, 73%)
CMYK	cmyk(30.3%, 0%, 74.1%, 27.5%)
CIE-LAB	lab(69.17, -38.68, 59.67)
CIE-LCH	lch(69.17, 71.11, 122.95°)
OKLab	oklab(72.11% -0.1102 0.1332)
OKLCH	oklch(72.11% 0.173 129.6)
XYZ	xyz(26.9356, 39.5777, 9.0158)
Luminance	0.3958 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81B930 #6830B9

analogous

#B9AC30 #81B930 #3CB930

triadic

#81B930 #3081B9 #B93081

tetradic

#81B930 #30B9AC #6830B9 #B9303C

square

#81B930 #30B9AC #6830B9 #B9303C

split-complementary

#81B930 #303CB9 #AC30B9

monochromatic

#3D5817 #5F8823 #81B930 #9FD354 #BADF84

Accessibility & contrast

On white

2.36

#81B930 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#81B930 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81B930

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81B930	#FFFFFF	#000000	##000000
##81B930	1.00	2.36	8.92	8.92
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AB14

Deuteranopia (green-blind)

#BAA83D

Tritanopia (blue-blind)

#85B19F

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #81b930;
/* rgb */ color: rgb(129, 185, 48);
/* oklch */ color: oklch(72.1% 0.173 129.6);

Tailwind

colors: {
  custom: {
    50: '#aace72',
    500: '#81b930',
    950: '#000000',
  },
}

SCSS

$custom: #81b930;
$custom-light: #aace72;
$custom-dark: #000000;

JSON

{
  "hex": "#81b930",
  "rgb": {
    "r": 129,
    "g": 185,
    "b": 48
  },
  "hsl": {
    "h": 84.526,
    "s": 58.798,
    "l": 45.686
  },
  "oklch": {
    "l": 0.72115,
    "c": 0.17285,
    "h": 129.6
  },
  "luminance": 0.39578
}

Semantic roles & 50–950 ramp

primary

#81B930

secondary

#9B7CC9

accent

#46E286

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #81B930

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

Preview Lab → · Contrast checker → · Palette generator →