#818010#818010

#818010 is a mid, vivid yellow. Relative luminance 0.201; OKLCH L 58.2% C 0.122 H 109.1°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#818010
RGB	rgb(129, 128, 16)
HSL	hsl(59, 78%, 28%)
HSV	hsv(59, 88%, 51%)
CMYK	cmyk(0%, 0.8%, 87.6%, 49.4%)
CIE-LAB	lab(52.00, -12.12, 53.71)
CIE-LCH	lch(52.00, 55.06, 102.72°)
OKLab	oklab(58.21% -0.0398 0.1151)
OKLCH	oklch(58.21% 0.122 109.1)
XYZ	xyz(16.8666, 20.1434, 3.4897)
Luminance	0.2014 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818010 #101181

analogous

#814710 #818010 #498110

triadic

#818010 #108180 #801081

tetradic

#818010 #108147 #101181 #811049

square

#818010 #108147 #101181 #811049

split-complementary

#818010 #104981 #471081

monochromatic

#1B1B03 #4B4A09 #818010 #B7B617 #E4E327

Accessibility & contrast

On white

4.18

#818010 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#818010 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818010

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818010	#FFFFFF	#000000	##000000
##818010	1.00	4.18	5.03	5.03
#FFFFFF	4.18	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)

#8D7E1C

Tritanopia (blue-blind)

#8B776D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #818010;
/* rgb */ color: rgb(129, 128, 16);
/* oklch */ color: oklch(58.2% 0.122 109.1);

Tailwind

colors: {
  custom: {
    50: '#a9a45d',
    500: '#818010',
    950: '#000000',
  },
}

SCSS

$custom: #818010;
$custom-light: #a9a45d;
$custom-dark: #000000;

JSON

{
  "hex": "#818010",
  "rgb": {
    "r": 129,
    "g": 128,
    "b": 16
  },
  "hsl": {
    "h": 59.469,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.58205,
    "c": 0.12175,
    "h": 109.1
  },
  "luminance": 0.20143
}

Semantic roles & 50–950 ramp

primary

#818010

secondary

#3637B7

accent

#35F433

background

#FAFAF5

surface

#F4F4E9

border

#CECEC5

text

#100F05

muted

#7F7F79

Preview Lab

Preview with #818010

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

Preview Lab → · Contrast checker → · Palette generator →