#81A11F#81A11F

#81A11F is a light, vivid yellow-green. Relative luminance 0.303; OKLCH L 66.2% C 0.152 H 123.3°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#81A11F
RGB	rgb(129, 161, 31)
HSL	hsl(75, 68%, 38%)
HSV	hsv(75, 81%, 63%)
CMYK	cmyk(19.9%, 0%, 80.7%, 36.9%)
CIE-LAB	lab(61.87, -28.46, 58.27)
CIE-LCH	lch(61.87, 64.84, 116.03°)
OKLab	oklab(66.17% -0.0836 0.1275)
OKLCH	oklch(66.17% 0.152 123.3)
XYZ	xyz(22.0458, 30.2557, 5.9745)
Luminance	0.3026 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81A11F #3F1FA1

analogous

#A1801F #81A11F #40A11F

triadic

#81A11F #1F81A1 #A11F81

tetradic

#81A11F #1FA180 #3F1FA1 #A11F40

square

#81A11F #1FA180 #3F1FA1 #A11F40

split-complementary

#81A11F #1F40A1 #801FA1

monochromatic

#2F3A0B #586E15 #81A11F #AAD429 #BFDF5B

Accessibility & contrast

On white

2.98

#81A11F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#81A11F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81A11F

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81A11F	#FFFFFF	#000000	##000000
##81A11F	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB9600

Deuteranopia (green-blind)

#A7952D

Tritanopia (blue-blind)

#889989

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #81a11f;
/* rgb */ color: rgb(129, 161, 31);
/* oklch */ color: oklch(66.2% 0.152 123.3);

Tailwind

colors: {
  custom: {
    50: '#a9bd67',
    500: '#81a11f',
    950: '#000000',
  },
}

SCSS

$custom: #81a11f;
$custom-light: #a9bd67;
$custom-dark: #000000;

JSON

{
  "hex": "#81a11f",
  "rgb": {
    "r": 129,
    "g": 161,
    "b": 31
  },
  "hsl": {
    "h": 74.769,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.66167,
    "c": 0.15246,
    "h": 123.3
  },
  "luminance": 0.30256
}

Semantic roles & 50–950 ramp

primary

#81A11F

secondary

#7358C4

accent

#3DEB68

background

#FAFBF6

surface

#F4F6EB

border

#CED0C6

text

#101207

muted

#7F817A

Preview Lab

Preview with #81A11F

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

Preview Lab → · Contrast checker → · Palette generator →