#673C44#673C44

#673C44 is a dark, moderate red. Relative luminance 0.065; OKLCH L 41.0% C 0.061 H 8.1°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#673C44
RGB	rgb(103, 60, 68)
HSL	hsl(349, 26%, 32%)
HSV	hsv(349, 42%, 40%)
CMYK	cmyk(0%, 41.7%, 34%, 59.6%)
CIE-LAB	lab(30.72, 20.03, 3.22)
CIE-LCH	lch(30.72, 20.29, 9.13°)
OKLab	oklab(41.05% 0.0607 0.0086)
OKLCH	oklch(41.05% 0.061 8.1)
XYZ	xyz(8.2531, 6.5333, 6.2941)
Luminance	0.0653 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673C44 #3C675F

analogous

#673C5A #673C44 #674A3C

triadic

#673C44 #44673C #3C4467

tetradic

#673C44 #5A673C #3C675F #4A3C67

square

#673C44 #5A673C #3C675F #4A3C67

split-complementary

#673C44 #3C674A #3C5A67

monochromatic

#1A0F11 #40252A #673C44 #8E535E #AC717C

Accessibility & contrast

On white

9.10

#673C44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#673C44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673C44

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673C44	#FFFFFF	#000000	##FFFFFF
##673C44	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434344

Deuteranopia (green-blind)

#4E4B43

Tritanopia (blue-blind)

#6E383F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673c44;
/* rgb */ color: rgb(103, 60, 68);
/* oklch */ color: oklch(41.0% 0.061 8.1);

Tailwind

colors: {
  custom: {
    50: '#947277',
    500: '#673c44',
    950: '#000000',
  },
}

SCSS

$custom: #673c44;
$custom-light: #947277;
$custom-dark: #000000;

JSON

{
  "hex": "#673c44",
  "rgb": {
    "r": 103,
    "g": 60,
    "b": 68
  },
  "hsl": {
    "h": 348.837,
    "s": 26.38,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41049,
    "c": 0.06134,
    "h": 8.1
  },
  "luminance": 0.06533
}

Semantic roles & 50–950 ramp

primary

#673C44

secondary

#68978E

accent

#C3B165

background

#F9F6F7

surface

#F2ECED

border

#CCC7C8

text

#0D0808

muted

#7E7B7B

Preview Lab

Preview with #673C44

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

Preview Lab → · Contrast checker → · Palette generator →