#644041#644041

#644041 is a dark, muted red. Relative luminance 0.068; OKLCH L 41.3% C 0.051 H 17.7°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#644041
RGB	rgb(100, 64, 65)
HSL	hsl(358, 22%, 32%)
HSV	hsv(358, 36%, 39%)
CMYK	cmyk(0%, 36%, 35%, 60.8%)
CIE-LAB	lab(31.25, 15.85, 5.87)
CIE-LCH	lch(31.25, 16.90, 20.31°)
OKLab	oklab(41.34% 0.0481 0.0153)
OKLCH	oklch(41.34% 0.051 17.7)
XYZ	xyz(8.0433, 6.7583, 5.8808)
Luminance	0.0676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644041 #406463

analogous

#644053 #644041 #645140

triadic

#644041 #416440 #404164

tetradic

#644041 #536440 #406463 #514064

square

#644041 #536440 #406463 #514064

split-complementary

#644041 #406451 #405364

monochromatic

#191010 #3F2829 #644041 #895859 #A87778

Accessibility & contrast

On white

8.93

#644041 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#644041 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644041

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644041	#FFFFFF	#000000	##FFFFFF
##644041	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474541

Deuteranopia (green-blind)

#4F4C40

Tritanopia (blue-blind)

#6B3C41

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #644041;
/* rgb */ color: rgb(100, 64, 65);
/* oklch */ color: oklch(41.3% 0.051 17.7);

Tailwind

colors: {
  custom: {
    50: '#917575',
    500: '#644041',
    950: '#000000',
  },
}

SCSS

$custom: #644041;
$custom-light: #917575;
$custom-dark: #000000;

JSON

{
  "hex": "#644041",
  "rgb": {
    "r": 100,
    "g": 64,
    "b": 65
  },
  "hsl": {
    "h": 358.333,
    "s": 21.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41338,
    "c": 0.05052,
    "h": 17.7
  },
  "luminance": 0.06758
}

Semantic roles & 50–950 ramp

primary

#644041

secondary

#6C9392

accent

#BEBC69

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0808

muted

#7E7B7B

Preview Lab

Preview with #644041

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

Preview Lab → · Contrast checker → · Palette generator →