#664448#664448

#664448 is a dark, muted red. Relative luminance 0.074; OKLCH L 42.6% C 0.047 H 11.5°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#664448
RGB	rgb(102, 68, 72)
HSL	hsl(353, 20%, 33%)
HSV	hsv(353, 33%, 40%)
CMYK	cmyk(0%, 33.3%, 29.4%, 60%)
CIE-LAB	lab(32.76, 15.30, 3.55)
CIE-LCH	lch(32.76, 15.71, 13.08°)
OKLab	oklab(42.62% 0.0464 0.0095)
OKLCH	oklch(42.62% 0.047 11.5)
XYZ	xyz(8.7165, 7.4274, 7.1042)
Luminance	0.0743 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664448 #446662

analogous

#664459 #664448 #665144

triadic

#664448 #486644 #444866

tetradic

#664448 #596644 #446662 #514466

square

#664448 #596644 #446662 #514466

split-complementary

#664448 #446651 #445966

monochromatic

#1D1314 #412C2E #664448 #8B5C62 #A87C82

Accessibility & contrast

On white

8.45

#664448 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#664448 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664448

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664448	#FFFFFF	#000000	##FFFFFF
##664448	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4948

Deuteranopia (green-blind)

#524F47

Tritanopia (blue-blind)

#6C4145

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #664448;
/* rgb */ color: rgb(102, 68, 72);
/* oklch */ color: oklch(42.6% 0.047 11.5);

Tailwind

colors: {
  custom: {
    50: '#92787a',
    500: '#664448',
    950: '#000000',
  },
}

SCSS

$custom: #664448;
$custom-light: #92787a;
$custom-dark: #000000;

JSON

{
  "hex": "#664448",
  "rgb": {
    "r": 102,
    "g": 68,
    "b": 72
  },
  "hsl": {
    "h": 352.941,
    "s": 20,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42621,
    "c": 0.04738,
    "h": 11.5
  },
  "luminance": 0.07427
}

Semantic roles & 50–950 ramp

primary

#664448

secondary

#729490

accent

#BDB36B

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0909

muted

#7E7B7B

Preview Lab

Preview with #664448

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

Preview Lab → · Contrast checker → · Palette generator →