#643229#643229

#643229 is a dark, moderate red. Relative luminance 0.052; OKLCH L 38.0% C 0.074 H 31.4°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#643229
RGB	rgb(100, 50, 41)
HSL	hsl(9, 42%, 28%)
HSV	hsv(9, 59%, 39%)
CMYK	cmyk(0%, 50%, 59%, 60.8%)
CIE-LAB	lab(27.16, 21.50, 15.85)
CIE-LCH	lch(27.16, 26.71, 36.41°)
OKLab	oklab(38.02% 0.0633 0.0387)
OKLCH	oklch(38.02% 0.074 31.4)
XYZ	xyz(6.7969, 5.1513, 2.7338)
Luminance	0.0515 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643229 #295B64

analogous

#64293D #643229 #645029

triadic

#643229 #296432 #322964

tetradic

#643229 #3D6429 #295B64 #502964

square

#643229 #3D6429 #295B64 #502964

split-complementary

#643229 #296450 #293D64

monochromatic

#160B09 #391C17 #643229 #8F483B #B76050

Accessibility & contrast

On white

10.34

#643229 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#643229 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643229

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643229	#FFFFFF	#000000	##FFFFFF
##643229	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A28

Deuteranopia (green-blind)

#4A4428

Tritanopia (blue-blind)

#6D2A30

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643229;
/* rgb */ color: rgb(100, 50, 41);
/* oklch */ color: oklch(38.0% 0.074 31.4);

Tailwind

colors: {
  custom: {
    50: '#936b62',
    500: '#643229',
    950: '#000000',
  },
}

SCSS

$custom: #643229;
$custom-light: #936b62;
$custom-dark: #000000;

JSON

{
  "hex": "#643229",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 41
  },
  "hsl": {
    "h": 9.153,
    "s": 41.844,
    "l": 27.647
  },
  "oklch": {
    "l": 0.38023,
    "c": 0.07416,
    "h": 31.4
  },
  "luminance": 0.05151
}

Semantic roles & 50–950 ramp

primary

#643229

secondary

#528C96

accent

#BFD256

background

#F9F6F5

surface

#F2EBEA

border

#CCC6C6

text

#0E0605

muted

#7E7A79

Preview Lab

Preview with #643229

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

Preview Lab → · Contrast checker → · Palette generator →