#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
RGB	rgb(129, 177, 48)
HSL	hsl(82, 57%, 44%)
HSV	hsv(82, 73%, 69%)
CMYK	cmyk(27.1%, 0%, 72.9%, 30.6%)
CIE-LAB	lab(66.77, -35.08, 57.31)
CIE-LCH	lch(66.77, 67.20, 121.47°)
OKLab	oklab(70.16% -0.1004 0.1283)
OKLCH	oklch(70.16% 0.163 128.1)
XYZ	xyz(25.3089, 36.3242, 8.4736)
Luminance	0.3633 (WCAG relative)
Temperature	warm
Family	yellow-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
##81B130	1.00	2.54	8.26	8.26
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.26	21.00	1.00	1.00
##000000	8.26	21.00	1.00	1.00

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 →