#644136#644136

#644136 is a dark, muted red. Relative luminance 0.068; OKLCH L 41.2% C 0.052 H 38.2°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#644136
RGB	rgb(100, 65, 54)
HSL	hsl(14, 30%, 30%)
HSV	hsv(14, 46%, 39%)
CMYK	cmyk(0%, 35%, 46%, 60.8%)
CIE-LAB	lab(31.25, 13.74, 12.92)
CIE-LCH	lch(31.25, 18.86, 43.23°)
OKLab	oklab(41.25% 0.0412 0.0324)
OKLCH	oklch(41.25% 0.052 38.2)
XYZ	xyz(7.8120, 6.7568, 4.3821)
Luminance	0.0676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644136 #365964

analogous

#643642 #644136 #645836

triadic

#644136 #366441 #413664

tetradic

#644136 #426436 #365964 #583664

square

#644136 #426436 #365964 #583664

split-complementary

#644136 #366458 #364264

monochromatic

#150D0B #3C2721 #644136 #8C5B4B #AD7867

Accessibility & contrast

On white

8.93

#644136 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#644136 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644136

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644136	#FFFFFF	#000000	##FFFFFF
##644136	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)

#494535

Deuteranopia (green-blind)

#524C36

Tritanopia (blue-blind)

#6C3C3E

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #644136;
/* rgb */ color: rgb(100, 65, 54);
/* oklch */ color: oklch(41.2% 0.052 38.2);

Tailwind

colors: {
  custom: {
    50: '#92766d',
    500: '#644136',
    950: '#000000',
  },
}

SCSS

$custom: #644136;
$custom-light: #92766d;
$custom-dark: #000000;

JSON

{
  "hex": "#644136",
  "rgb": {
    "r": 100,
    "g": 65,
    "b": 54
  },
  "hsl": {
    "h": 14.348,
    "s": 29.87,
    "l": 30.196
  },
  "oklch": {
    "l": 0.41248,
    "c": 0.05247,
    "h": 38.2
  },
  "luminance": 0.06756
}

Semantic roles & 50–950 ramp

primary

#644136

secondary

#618895

accent

#AEC662

background

#F9F7F6

surface

#F1EDEB

border

#CBC8C6

text

#0D0807

muted

#7E7B7A

Preview Lab

Preview with #644136

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

Preview Lab → · Contrast checker → · Palette generator →