#673F35#673F35

#673F35 is a dark, muted red. Relative luminance 0.067; OKLCH L 41.2% C 0.059 H 34.8°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#673F35
RGB	rgb(103, 63, 53)
HSL	hsl(12, 32%, 31%)
HSV	hsv(12, 49%, 40%)
CMYK	cmyk(0%, 38.8%, 48.5%, 59.6%)
CIE-LAB	lab(31.11, 16.21, 13.44)
CIE-LCH	lch(31.11, 21.06, 39.65°)
OKLab	oklab(41.22% 0.0484 0.0336)
OKLCH	oklch(41.22% 0.059 34.8)
XYZ	xyz(8.0141, 6.6963, 4.2379)
Luminance	0.0670 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F35 #355D67

analogous

#673544 #673F35 #675835

triadic

#673F35 #35673F #3F3567

tetradic

#673F35 #446735 #355D67 #583567

square

#673F35 #446735 #355D67 #583567

split-complementary

#673F35 #356758 #354467

monochromatic

#160E0B #3F2620 #673F35 #8F584A #B07566

Accessibility & contrast

On white

8.98

#673F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#673F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F35

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F35	#FFFFFF	#000000	##FFFFFF
##673F35	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484434

Deuteranopia (green-blind)

#524C35

Tritanopia (blue-blind)

#6F393C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #673f35;
/* rgb */ color: rgb(103, 63, 53);
/* oklch */ color: oklch(41.2% 0.059 34.8);

Tailwind

colors: {
  custom: {
    50: '#94746c',
    500: '#673f35',
    950: '#000000',
  },
}

SCSS

$custom: #673f35;
$custom-light: #94746c;
$custom-dark: #000000;

JSON

{
  "hex": "#673f35",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 53
  },
  "hsl": {
    "h": 12,
    "s": 32.051,
    "l": 30.588
  },
  "oklch": {
    "l": 0.4122,
    "c": 0.05896,
    "h": 34.8
  },
  "luminance": 0.06696
}

Semantic roles & 50–950 ramp

primary

#673F35

secondary

#608D98

accent

#B3C860

background

#F9F7F6

surface

#F2EDEB

border

#CCC8C6

text

#0D0807

muted

#7E7B7A

Preview Lab

Preview with #673F35

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

Preview Lab → · Contrast checker → · Palette generator →