#818D1D#818D1D

#818D1D is a mid, vivid yellow. Relative luminance 0.238; OKLCH L 61.3% C 0.130 H 115.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#818D1D
RGB	rgb(129, 141, 29)
HSL	hsl(66, 66%, 33%)
HSV	hsv(66, 79%, 55%)
CMYK	cmyk(8.5%, 0%, 79.4%, 44.7%)
CIE-LAB	lab(55.89, -18.56, 53.46)
CIE-LCH	lch(55.89, 56.59, 109.14°)
OKLab	oklab(61.34% -0.0566 0.1169)
OKLCH	oklch(61.34% 0.13 115.8)
XYZ	xyz(18.8004, 23.8059, 4.7668)
Luminance	0.2381 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818D1D #291D8D

analogous

#8D611D #818D1D #498D1D

triadic

#818D1D #1D818D #8D1D81

tetradic

#818D1D #1D8D61 #291D8D #8D1D49

square

#818D1D #1D8D61 #291D8D #8D1D49

split-complementary

#818D1D #1D498D #611D8D

monochromatic

#242708 #535A13 #818D1D #AFC027 #CBDA4B

Accessibility & contrast

On white

3.65

#818D1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#818D1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818D1D

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818D1D	#FFFFFF	#000000	##000000
##818D1D	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978500

Deuteranopia (green-blind)

#968727

Tritanopia (blue-blind)

#8A8478

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #818d1d;
/* rgb */ color: rgb(129, 141, 29);
/* oklch */ color: oklch(61.3% 0.130 115.8);

Tailwind

colors: {
  custom: {
    50: '#a9ae64',
    500: '#818d1d',
    950: '#000000',
  },
}

SCSS

$custom: #818d1d;
$custom-light: #a9ae64;
$custom-dark: #000000;

JSON

{
  "hex": "#818d1d",
  "rgb": {
    "r": 129,
    "g": 141,
    "b": 29
  },
  "hsl": {
    "h": 66.429,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.61342,
    "c": 0.12993,
    "h": 115.8
  },
  "luminance": 0.23806
}

Semantic roles & 50–950 ramp

primary

#818D1D

secondary

#564ABC

accent

#3FE951

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101006

muted

#7F7F7A

Preview Lab

Preview with #818D1D

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

Preview Lab → · Contrast checker → · Palette generator →