#81C155#81C155

#81C155 is a light, vivid yellow-green. Relative luminance 0.435; OKLCH L 74.4% C 0.156 H 134.3°. Best body text is #000000 at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#81C155
RGB	rgb(129, 193, 85)
HSL	hsl(96, 47%, 55%)
HSV	hsv(96, 56%, 76%)
CMYK	cmyk(33.2%, 0%, 56%, 24.3%)
CIE-LAB	lab(71.87, -39.21, 47.26)
CIE-LCH	lch(71.87, 61.41, 129.68°)
OKLab	oklab(74.41% -0.1087 0.1115)
OKLCH	oklch(74.41% 0.156 134.3)
XYZ	xyz(29.7623, 43.4618, 15.4134)
Luminance	0.4346 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C155 #9555C1

analogous

#B7C155 #81C155 #55C15F

triadic

#81C155 #5581C1 #C15581

tetradic

#81C155 #55B7C1 #9555C1 #C15F55

square

#81C155 #55B7C1 #9555C1 #C15F55

split-complementary

#81C155 #5F55C1 #C155B7

monochromatic

#47722A #639F3A #81C155 #A2D182 #C3E2AF

Accessibility & contrast

On white

2.17

#81C155 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.69

#81C155 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C155

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C155	#FFFFFF	#000000	##000000
##81C155	1.00	2.17	9.69	9.69
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.69	21.00	1.00	1.00
##000000	9.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B34A

Deuteranopia (green-blind)

#BFAE5D

Tritanopia (blue-blind)

#81BAA9

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #81c155;
/* rgb */ color: rgb(129, 193, 85);
/* oklch */ color: oklch(74.4% 0.156 134.3);

Tailwind

colors: {
  custom: {
    50: '#a9d488',
    500: '#81c155',
    950: '#000000',
  },
}

SCSS

$custom: #81c155;
$custom-light: #a9d488;
$custom-dark: #000000;

JSON

{
  "hex": "#81c155",
  "rgb": {
    "r": 129,
    "g": 193,
    "b": 85
  },
  "hsl": {
    "h": 95.556,
    "s": 46.552,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7441,
    "c": 0.1557,
    "h": 134.3
  },
  "luminance": 0.43463
}

Semantic roles & 50–950 ramp

primary

#81C155

secondary

#BDA2D0

accent

#52D6A0

background

#FAFDF8

surface

#F4FAF0

border

#CED3CB

text

#10140C

muted

#7F837D

Preview Lab

Preview with #81C155

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

Preview Lab → · Contrast checker → · Palette generator →