#643221#643221

#643221 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.9% C 0.077 H 39.3°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#643221
RGB	rgb(100, 50, 33)
HSL	hsl(15, 50%, 26%)
HSV	hsv(15, 67%, 39%)
CMYK	cmyk(0%, 50%, 67%, 60.8%)
CIE-LAB	lab(27.02, 20.81, 20.78)
CIE-LCH	lch(27.02, 29.41, 44.95°)
OKLab	oklab(37.87% 0.0598 0.049)
OKLCH	oklch(37.87% 0.077 39.3)
XYZ	xyz(6.6712, 5.1011, 2.0718)
Luminance	0.0510 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643221 #215364

analogous

#642131 #643221 #645321

triadic

#643221 #216432 #322164

tetradic

#643221 #316421 #215364 #532164

square

#643221 #316421 #215364 #532164

split-complementary

#643221 #216453 #213164

monochromatic

#170C08 #361B12 #643221 #924930 #C06040

Accessibility & contrast

On white

10.40

#643221 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#643221 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643221

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643221	#FFFFFF	#000000	##FFFFFF
##643221	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391F

Deuteranopia (green-blind)

#4B4420

Tritanopia (blue-blind)

#6E292E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643221;
/* rgb */ color: rgb(100, 50, 33);
/* oklch */ color: oklch(37.9% 0.077 39.3);

Tailwind

colors: {
  custom: {
    50: '#946b5c',
    500: '#643221',
    950: '#000000',
  },
}

SCSS

$custom: #643221;
$custom-light: #946b5c;
$custom-dark: #000000;

JSON

{
  "hex": "#643221",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 33
  },
  "hsl": {
    "h": 15.224,
    "s": 50.376,
    "l": 26.078
  },
  "oklch": {
    "l": 0.3787,
    "c": 0.07727,
    "h": 39.3
  },
  "luminance": 0.051
}

Semantic roles & 50–950 ramp

primary

#643221

secondary

#498498

accent

#B6DA4E

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0604

muted

#7E7A79

Preview Lab

Preview with #643221

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

Preview Lab → · Contrast checker → · Palette generator →