#818A16#818A16

#818A16 is a mid, vivid yellow. Relative luminance 0.229; OKLCH L 60.6% C 0.130 H 114.4°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#818A16
RGB	rgb(129, 138, 22)
HSL	hsl(65, 73%, 31%)
HSV	hsv(65, 84%, 54%)
CMYK	cmyk(6.5%, 0%, 84.1%, 45.9%)
CIE-LAB	lab(54.97, -17.26, 54.70)
CIE-LCH	lch(54.97, 57.36, 107.51°)
OKLab	oklab(60.59% -0.0536 0.1183)
OKLCH	oklch(60.59% 0.13 114.4)
XYZ	xyz(18.2871, 22.9024, 4.2162)
Luminance	0.2290 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818A16 #1F168A

analogous

#8A5916 #818A16 #478A16

triadic

#818A16 #16818A #8A1681

tetradic

#818A16 #168A59 #1F168A #8A1647

square

#818A16 #168A59 #1F168A #8A1647

split-complementary

#818A16 #16478A #59168A

monochromatic

#1E2005 #50550E #818A16 #B2BF1E #D3E03B

Accessibility & contrast

On white

3.76

#818A16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#818A16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818A16

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818A16	#FFFFFF	#000000	##000000
##818A16	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#948522

Tritanopia (blue-blind)

#8A8175

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #818a16;
/* rgb */ color: rgb(129, 138, 22);
/* oklch */ color: oklch(60.6% 0.130 114.4);

Tailwind

colors: {
  custom: {
    50: '#a9ac60',
    500: '#818a16',
    950: '#000000',
  },
}

SCSS

$custom: #818a16;
$custom-light: #a9ac60;
$custom-dark: #000000;

JSON

{
  "hex": "#818a16",
  "rgb": {
    "r": 129,
    "g": 138,
    "b": 22
  },
  "hsl": {
    "h": 64.655,
    "s": 72.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.60593,
    "c": 0.12987,
    "h": 114.4
  },
  "luminance": 0.22902
}

Semantic roles & 50–950 ramp

primary

#818A16

secondary

#483EBE

accent

#39EF47

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101005

muted

#7F7F7A

Preview Lab

Preview with #818A16

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

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