#818310#818310

#818310 is a mid, vivid yellow. Relative luminance 0.209; OKLCH L 58.9% C 0.125 H 110.8°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#818310
RGB	rgb(129, 131, 16)
HSL	hsl(61, 78%, 29%)
HSV	hsv(61, 88%, 51%)
CMYK	cmyk(1.5%, 0%, 87.8%, 48.6%)
CIE-LAB	lab(52.88, -13.74, 54.44)
CIE-LCH	lch(52.88, 56.15, 104.16°)
OKLab	oklab(58.91% -0.0443 0.1167)
OKLCH	oklch(58.91% 0.125 110.8)
XYZ	xyz(17.2637, 20.9376, 3.6221)
Luminance	0.2094 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818310 #121083

analogous

#834C10 #818310 #488310

triadic

#818310 #108183 #831081

tetradic

#818310 #10834C #121083 #831048

square

#818310 #10834C #121083 #831048

split-complementary

#818310 #104883 #4C1083

monochromatic

#1B1B03 #4B4C09 #818310 #B7BA17 #E2E529

Accessibility & contrast

On white

4.05

#818310 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#818310 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818310

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818310	#FFFFFF	#000000	##000000
##818310	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#8F801D

Tritanopia (blue-blind)

#8B7A6F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #818310;
/* rgb */ color: rgb(129, 131, 16);
/* oklch */ color: oklch(58.9% 0.125 110.8);

Tailwind

colors: {
  custom: {
    50: '#a9a65d',
    500: '#818310',
    950: '#000000',
  },
}

SCSS

$custom: #818310;
$custom-light: #a9a65d;
$custom-dark: #000000;

JSON

{
  "hex": "#818310",
  "rgb": {
    "r": 129,
    "g": 131,
    "b": 16
  },
  "hsl": {
    "h": 61.043,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.58911,
    "c": 0.12478,
    "h": 110.8
  },
  "luminance": 0.20937
}

Semantic roles & 50–950 ramp

primary

#818310

secondary

#3836B9

accent

#33F536

background

#FAFAF5

surface

#F4F4E9

border

#CECEC5

text

#100F05

muted

#7F7F79

Preview Lab

Preview with #818310

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

Preview Lab → · Contrast checker → · Palette generator →