#818D16#818D16

#818D16 is a mid, vivid yellow. Relative luminance 0.238; OKLCH L 61.3% C 0.133 H 115.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#818D16
RGB	rgb(129, 141, 22)
HSL	hsl(66, 73%, 32%)
HSV	hsv(66, 84%, 55%)
CMYK	cmyk(8.5%, 0%, 84.4%, 44.7%)
CIE-LAB	lab(55.86, -18.82, 55.47)
CIE-LCH	lch(55.86, 58.57, 108.74°)
OKLab	oklab(61.31% -0.0579 0.1199)
OKLCH	oklch(61.31% 0.133 115.8)
XYZ	xyz(18.7235, 23.7751, 4.3616)
Luminance	0.2377 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818D16 #22168D

analogous

#8D5D16 #818D16 #468D16

triadic

#818D16 #16818D #8D1681

tetradic

#818D16 #168D5D #22168D #8D1646

square

#818D16 #168D5D #22168D #8D1646

split-complementary

#818D16 #16468D #5D168D

monochromatic

#202305 #51580E #818D16 #B1C21E #D0E13D

Accessibility & contrast

On white

3.65

#818D16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#818D16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818D16

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818D16	#FFFFFF	#000000	##000000
##818D16	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)

#988500

Deuteranopia (green-blind)

#978723

Tritanopia (blue-blind)

#8A8478

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #818d16;
/* rgb */ color: rgb(129, 141, 22);
/* oklch */ color: oklch(61.3% 0.133 115.8);

Tailwind

colors: {
  custom: {
    50: '#a9ae61',
    500: '#818d16',
    950: '#000000',
  },
}

SCSS

$custom: #818d16;
$custom-light: #a9ae61;
$custom-dark: #000000;

JSON

{
  "hex": "#818d16",
  "rgb": {
    "r": 129,
    "g": 141,
    "b": 22
  },
  "hsl": {
    "h": 66.05,
    "s": 73.006,
    "l": 31.961
  },
  "oklch": {
    "l": 0.61307,
    "c": 0.13318,
    "h": 115.8
  },
  "luminance": 0.23775
}

Semantic roles & 50–950 ramp

primary

#818D16

secondary

#4B3EC1

accent

#38F04B

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101005

muted

#7F7F7A

Preview Lab

Preview with #818D16

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

Preview Lab → · Contrast checker → · Palette generator →