#664E48#664E48

#664E48 is a dark, muted red. Relative luminance 0.087; OKLCH L 44.7% C 0.034 H 34.4°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#664E48
RGB	rgb(102, 78, 72)
HSL	hsl(12, 17%, 34%)
HSV	hsv(12, 29%, 40%)
CMYK	cmyk(0%, 23.5%, 29.4%, 60%)
CIE-LAB	lab(35.48, 9.10, 7.43)
CIE-LCH	lch(35.48, 11.75, 39.22°)
OKLab	oklab(44.73% 0.0281 0.0193)
OKLCH	oklch(44.73% 0.034 34.4)
XYZ	xyz(9.3737, 8.7419, 7.3232)
Luminance	0.0874 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664E48 #486066

analogous

#664851 #664E48 #665D48

triadic

#664E48 #48664E #4E4866

tetradic

#664E48 #516648 #486066 #5D4866

square

#664E48 #516648 #486066 #5D4866

split-complementary

#664E48 #48665D #485166

monochromatic

#1E1715 #42332F #664E48 #8A6961 #A78982

Accessibility & contrast

On white

7.64

#664E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#664E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #664E48

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664E48	#FFFFFF	#000000	##FFFFFF
##664E48	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535148

Deuteranopia (green-blind)

#595548

Tritanopia (blue-blind)

#6C4B4C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #664e48;
/* rgb */ color: rgb(102, 78, 72);
/* oklch */ color: oklch(44.7% 0.034 34.4);

Tailwind

colors: {
  custom: {
    50: '#927f7b',
    500: '#664e48',
    950: '#000000',
  },
}

SCSS

$custom: #664e48;
$custom-light: #927f7b;
$custom-dark: #000000;

JSON

{
  "hex": "#664e48",
  "rgb": {
    "r": 102,
    "g": 78,
    "b": 72
  },
  "hsl": {
    "h": 12,
    "s": 17.241,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44726,
    "c": 0.03408,
    "h": 34.4
  },
  "luminance": 0.08741
}

Semantic roles & 50–950 ramp

primary

#664E48

secondary

#768E94

accent

#ABBA6E

background

#F9F7F7

surface

#F1EEED

border

#CBC9C8

text

#0D0A09

muted

#7E7C7B

Preview Lab

Preview with #664E48

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

Preview Lab → · Contrast checker → · Palette generator →