#818521#818521

#818521 is a mid, moderate yellow. Relative luminance 0.216; OKLCH L 59.5% C 0.119 H 111.8°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#818521
RGB	rgb(129, 133, 33)
HSL	hsl(62, 60%, 33%)
HSV	hsv(62, 75%, 52%)
CMYK	cmyk(3%, 0%, 75.2%, 47.8%)
CIE-LAB	lab(53.55, -14.17, 49.93)
CIE-LCH	lch(53.55, 51.90, 105.84°)
OKLab	oklab(59.47% -0.0441 0.1102)
OKLCH	oklch(59.47% 0.119 111.8)
XYZ	xyz(17.7159, 21.5524, 4.6654)
Luminance	0.2155 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818521 #252185

analogous

#855721 #818521 #4F8521

triadic

#818521 #218185 #852181

tetradic

#818521 #218557 #252185 #85214F

square

#818521 #218557 #252185 #85214F

split-complementary

#818521 #214F85 #572185

monochromatic

#222309 #515415 #818521 #B1B62D #CED34D

Accessibility & contrast

On white

3.95

#818521 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#818521 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818521

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818521	#FFFFFF	#000000	##000000
##818521	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F0D

Deuteranopia (green-blind)

#908129

Tritanopia (blue-blind)

#8A7D72

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #818521;
/* rgb */ color: rgb(129, 133, 33);
/* oklch */ color: oklch(59.5% 0.119 111.8);

Tailwind

colors: {
  custom: {
    50: '#a9a864',
    500: '#818521',
    950: '#000000',
  },
}

SCSS

$custom: #818521;
$custom-light: #a9a864;
$custom-dark: #000000;

JSON

{
  "hex": "#818521",
  "rgb": {
    "r": 129,
    "g": 133,
    "b": 33
  },
  "hsl": {
    "h": 62.4,
    "s": 60.241,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5947,
    "c": 0.11867,
    "h": 111.8
  },
  "luminance": 0.21552
}

Semantic roles & 50–950 ramp

primary

#818521

secondary

#504CB6

accent

#44E34B

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#100F06

muted

#7F7F7A

Preview Lab

Preview with #818521

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

Preview Lab → · Contrast checker → · Palette generator →