#818923#818923

#818923 is a mid, vivid yellow. Relative luminance 0.227; OKLCH L 60.4% C 0.122 H 114.0°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#818923
RGB	rgb(129, 137, 35)
HSL	hsl(65, 59%, 34%)
HSV	hsv(65, 74%, 54%)
CMYK	cmyk(5.8%, 0%, 74.5%, 46.3%)
CIE-LAB	lab(54.74, -16.19, 50.33)
CIE-LCH	lch(54.74, 52.87, 107.83°)
OKLab	oklab(60.43% -0.0495 0.1114)
OKLCH	oklch(60.43% 0.122 114)
XYZ	xyz(18.3028, 22.6802, 5.0033)
Luminance	0.2268 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818923 #2B2389

analogous

#895E23 #818923 #4E8923

triadic

#818923 #238189 #892381

tetradic

#818923 #23895E #2B2389 #89234E

square

#818923 #23895E #2B2389 #89234E

split-complementary

#818923 #234E89 #5E2389

monochromatic

#25280A #535817 #818923 #AFBA2F #C9D353

Accessibility & contrast

On white

3.79

#818923 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#818923 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818923

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818923	#FFFFFF	#000000	##000000
##818923	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93820F

Deuteranopia (green-blind)

#93842B

Tritanopia (blue-blind)

#8A8175

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #818923;
/* rgb */ color: rgb(129, 137, 35);
/* oklch */ color: oklch(60.4% 0.122 114.0);

Tailwind

colors: {
  custom: {
    50: '#a9ab66',
    500: '#818923',
    950: '#000000',
  },
}

SCSS

$custom: #818923;
$custom-light: #a9ab66;
$custom-dark: #000000;

JSON

{
  "hex": "#818923",
  "rgb": {
    "r": 129,
    "g": 137,
    "b": 35
  },
  "hsl": {
    "h": 64.706,
    "s": 59.302,
    "l": 33.725
  },
  "oklch": {
    "l": 0.60429,
    "c": 0.12192,
    "h": 114
  },
  "luminance": 0.2268
}

Semantic roles & 50–950 ramp

primary

#818923

secondary

#5951B7

accent

#45E252

background

#FAFAF6

surface

#F4F4EB

border

#CECEC6

text

#101006

muted

#7F7F7A

Preview Lab

Preview with #818923

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

Preview Lab → · Contrast checker → · Palette generator →