#644238#644238

#644238 is a dark, muted red. Relative luminance 0.069; OKLCH L 41.5% C 0.051 H 37.1°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#644238
RGB	rgb(100, 66, 56)
HSL	hsl(14, 28%, 31%)
HSV	hsv(14, 44%, 39%)
CMYK	cmyk(0%, 34%, 44%, 60.8%)
CIE-LAB	lab(31.56, 13.37, 12.07)
CIE-LCH	lch(31.56, 18.02, 42.07°)
OKLab	oklab(41.5% 0.0403 0.0305)
OKLCH	oklch(41.5% 0.051 37.1)
XYZ	xyz(7.9179, 6.8918, 4.6538)
Luminance	0.0689 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644238 #385A64

analogous

#643844 #644238 #645838

triadic

#644238 #386442 #423864

tetradic

#644238 #446438 #385A64 #583864

square

#644238 #446438 #385A64 #583864

split-complementary

#644238 #386458 #384464

monochromatic

#160E0C #3D2822 #644238 #8B5C4E #AC796B

Accessibility & contrast

On white

8.83

#644238 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#644238 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644238

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644238	#FFFFFF	#000000	##FFFFFF
##644238	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4637

Deuteranopia (green-blind)

#524D38

Tritanopia (blue-blind)

#6C3D3F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #644238;
/* rgb */ color: rgb(100, 66, 56);
/* oklch */ color: oklch(41.5% 0.051 37.1);

Tailwind

colors: {
  custom: {
    50: '#92766e',
    500: '#644238',
    950: '#000000',
  },
}

SCSS

$custom: #644238;
$custom-light: #92766e;
$custom-dark: #000000;

JSON

{
  "hex": "#644238",
  "rgb": {
    "r": 100,
    "g": 66,
    "b": 56
  },
  "hsl": {
    "h": 13.636,
    "s": 28.205,
    "l": 30.588
  },
  "oklch": {
    "l": 0.41504,
    "c": 0.05051,
    "h": 37.1
  },
  "luminance": 0.06891
}

Semantic roles & 50–950 ramp

primary

#644238

secondary

#638994

accent

#AEC563

background

#F9F7F6

surface

#F1EDEC

border

#CBC8C7

text

#0D0807

muted

#7E7B7A

Preview Lab

Preview with #644238

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

Preview Lab → · Contrast checker → · Palette generator →