#818018#818018

#818018 is a mid, moderate yellow. Relative luminance 0.202; OKLCH L 58.2% C 0.118 H 109.0°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#818018
RGB	rgb(129, 128, 24)
HSL	hsl(59, 69%, 30%)
HSV	hsv(59, 81%, 51%)
CMYK	cmyk(0%, 0.8%, 81.4%, 49.4%)
CIE-LAB	lab(52.03, -11.87, 51.56)
CIE-LCH	lch(52.03, 52.91, 102.96°)
OKLab	oklab(58.24% -0.0385 0.1119)
OKLCH	oklch(58.24% 0.118 109)
XYZ	xyz(16.9380, 20.1720, 3.8653)
Luminance	0.2017 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818018 #181981

analogous

#814C18 #818018 #4D8118

triadic

#818018 #188180 #801881

tetradic

#818018 #18814C #181981 #81184D

square

#818018 #18814C #181981 #81184D

split-complementary

#818018 #184D81 #4C1881

monochromatic

#1A1A05 #4D4D0E #818018 #B5B322 #DAD939

Accessibility & contrast

On white

4.17

#818018 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#818018 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818018

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818018	#FFFFFF	#000000	##000000
##818018	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7A00

Deuteranopia (green-blind)

#8D7E21

Tritanopia (blue-blind)

#8B776D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #818018;
/* rgb */ color: rgb(129, 128, 24);
/* oklch */ color: oklch(58.2% 0.118 109.0);

Tailwind

colors: {
  custom: {
    50: '#a9a460',
    500: '#818018',
    950: '#000000',
  },
}

SCSS

$custom: #818018;
$custom-light: #a9a460;
$custom-dark: #000000;

JSON

{
  "hex": "#818018",
  "rgb": {
    "r": 129,
    "g": 128,
    "b": 24
  },
  "hsl": {
    "h": 59.429,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.58241,
    "c": 0.11836,
    "h": 109
  },
  "luminance": 0.20171
}

Semantic roles & 50–950 ramp

primary

#818018

secondary

#4041B5

accent

#3EEB3C

background

#FAFAF5

surface

#F4F4EA

border

#CECEC6

text

#100F05

muted

#7F7F79

Preview Lab

Preview with #818018

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

Preview Lab → · Contrast checker → · Palette generator →