#646822#646822

#646822 is a mid, moderate yellow. Relative luminance 0.127; OKLCH L 49.9% C 0.092 H 112.4°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#646822
RGB	rgb(100, 104, 34)
HSL	hsl(63, 51%, 27%)
HSV	hsv(63, 67%, 41%)
CMYK	cmyk(3.8%, 0%, 67.3%, 59.2%)
CIE-LAB	lab(42.35, -11.62, 37.52)
CIE-LCH	lch(42.35, 39.28, 107.21°)
OKLab	oklab(49.9% -0.0351 0.0851)
OKLCH	oklch(49.9% 0.092 112.4)
XYZ	xyz(10.4949, 12.7257, 3.4165)
Luminance	0.1273 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646822 #262268

analogous

#684922 #646822 #416822

triadic

#646822 #226468 #682264

tetradic

#646822 #226849 #262268 #682241

square

#646822 #226849 #262268 #682241

split-complementary

#646822 #224168 #492268

monochromatic

#161708 #383A13 #646822 #909631 #BAC243

Accessibility & contrast

On white

5.92

#646822 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#646822 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646822

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646822	#FFFFFF	#000000	##FFFFFF
##646822	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706319

Deuteranopia (green-blind)

#706527

Tritanopia (blue-blind)

#6B625A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #646822;
/* rgb */ color: rgb(100, 104, 34);
/* oklch */ color: oklch(49.9% 0.092 112.4);

Tailwind

colors: {
  custom: {
    50: '#929361',
    500: '#646822',
    950: '#000000',
  },
}

SCSS

$custom: #646822;
$custom-light: #929361;
$custom-dark: #000000;

JSON

{
  "hex": "#646822",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 34
  },
  "hsl": {
    "h": 63.429,
    "s": 50.725,
    "l": 27.059
  },
  "oklch": {
    "l": 0.49899,
    "c": 0.09206,
    "h": 112.4
  },
  "luminance": 0.12725
}

Semantic roles & 50–950 ramp

primary

#646822

secondary

#4F4A9C

accent

#4EDA56

background

#F9F9F5

surface

#F1F1EA

border

#CBCBC6

text

#0D0D05

muted

#7E7E79

Preview Lab

Preview with #646822

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

Preview Lab → · Contrast checker → · Palette generator →