#81A018#81A018

#81A018 is a light, vivid yellow-green. Relative luminance 0.299; OKLCH L 65.9% C 0.154 H 122.8°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#81A018
RGB	rgb(129, 160, 24)
HSL	hsl(74, 74%, 36%)
HSV	hsv(74, 85%, 63%)
CMYK	cmyk(19.4%, 0%, 85%, 37.3%)
CIE-LAB	lab(61.55, -28.24, 59.85)
CIE-LCH	lch(61.55, 66.17, 115.26°)
OKLab	oklab(65.89% -0.0835 0.1297)
OKLCH	oklch(65.89% 0.154 122.8)
XYZ	xyz(21.7893, 29.8746, 5.4824)
Luminance	0.2988 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81A018 #3718A0

analogous

#A07B18 #81A018 #3DA018

triadic

#81A018 #1881A0 #A01881

tetradic

#81A018 #18A07B #3718A0 #A0183D

square

#81A018 #18A07B #3718A0 #A0183D

split-complementary

#81A018 #183DA0 #7B18A0

monochromatic

#2B3608 #566B10 #81A018 #ACD520 #C2E44E

Accessibility & contrast

On white

3.01

#81A018 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#81A018 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #81A018

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81A018	#FFFFFF	#000000	##000000
##81A018	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9500

Deuteranopia (green-blind)

#A69428

Tritanopia (blue-blind)

#889788

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #81a018;
/* rgb */ color: rgb(129, 160, 24);
/* oklch */ color: oklch(65.9% 0.154 122.8);

Tailwind

colors: {
  custom: {
    50: '#aabc64',
    500: '#81a018',
    950: '#000000',
  },
}

SCSS

$custom: #81a018;
$custom-light: #aabc64;
$custom-dark: #000000;

JSON

{
  "hex": "#81a018",
  "rgb": {
    "r": 129,
    "g": 160,
    "b": 24
  },
  "hsl": {
    "h": 73.676,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.65893,
    "c": 0.15425,
    "h": 122.8
  },
  "luminance": 0.29875
}

Semantic roles & 50–950 ramp

primary

#81A018

secondary

#694DC6

accent

#37F161

background

#FAFBF6

surface

#F4F6EB

border

#CED0C6

text

#101206

muted

#7F817A

Preview Lab

Preview with #81A018

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

Preview Lab → · Contrast checker → · Palette generator →