#818C13#818C13

#818C13 is a mid, vivid yellow. Relative luminance 0.235; OKLCH L 61.1% C 0.133 H 115.3°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#818C13
RGB	rgb(129, 140, 19)
HSL	hsl(65, 76%, 31%)
HSV	hsv(65, 86%, 55%)
CMYK	cmyk(7.9%, 0%, 86.4%, 45.1%)
CIE-LAB	lab(55.55, -18.40, 55.96)
CIE-LCH	lch(55.55, 58.91, 108.20°)
OKLab	oklab(61.06% -0.0569 0.1205)
OKLCH	oklch(61.06% 0.133 115.3)
XYZ	xyz(18.5495, 23.4706, 4.1691)
Luminance	0.2347 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818C13 #1E138C

analogous

#8C5A13 #818C13 #448C13

triadic

#818C13 #13818C #8C1381

tetradic

#818C13 #138C5A #1E138C #8C1344

square

#818C13 #138C5A #1E138C #8C1344

split-complementary

#818C13 #13448C #5A138C

monochromatic

#1E2004 #4F560C #818C13 #B3C21A #D4E436

Accessibility & contrast

On white

3.69

#818C13 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#818C13 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818C13

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818C13	#FFFFFF	#000000	##000000
##818C13	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978400

Deuteranopia (green-blind)

#968621

Tritanopia (blue-blind)

#8A8377

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #818c13;
/* rgb */ color: rgb(129, 140, 19);
/* oklch */ color: oklch(61.1% 0.133 115.3);

Tailwind

colors: {
  custom: {
    50: '#a9ad60',
    500: '#818c13',
    950: '#000000',
  },
}

SCSS

$custom: #818c13;
$custom-light: #a9ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#818c13",
  "rgb": {
    "r": 129,
    "g": 140,
    "b": 19
  },
  "hsl": {
    "h": 65.455,
    "s": 76.101,
    "l": 31.176
  },
  "oklch": {
    "l": 0.61056,
    "c": 0.13326,
    "h": 115.3
  },
  "luminance": 0.2347
}

Semantic roles & 50–950 ramp

primary

#818C13

secondary

#473BC0

accent

#35F346

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101005

muted

#7F7F7A

Preview Lab

Preview with #818C13

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

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