#673336#673336

#673336 is a dark, moderate red. Relative luminance 0.055; OKLCH L 39.0% C 0.075 H 17.5°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#673336
RGB	rgb(103, 51, 54)
HSL	hsl(357, 34%, 30%)
HSV	hsv(357, 50%, 40%)
CMYK	cmyk(0%, 50.5%, 47.6%, 59.6%)
CIE-LAB	lab(28.16, 23.56, 8.77)
CIE-LCH	lch(28.16, 25.14, 20.41°)
OKLab	oklab(38.98% 0.0711 0.0224)
OKLCH	oklch(38.98% 0.075 17.5)
XYZ	xyz(7.4437, 5.5183, 4.1624)
Luminance	0.0552 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673336 #336764

analogous

#673350 #673336 #674A33

triadic

#673336 #366733 #333667

tetradic

#673336 #506733 #336764 #4A3367

square

#673336 #506733 #336764 #4A3367

split-complementary

#673336 #33674A #335067

monochromatic

#150A0B #3E1F21 #673336 #90474B #B26367

Accessibility & contrast

On white

9.98

#673336 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#673336 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673336

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673336	#FFFFFF	#000000	##FFFFFF
##673336	1.00	9.98	2.10	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3C36

Deuteranopia (green-blind)

#4B4635

Tritanopia (blue-blind)

#702C34

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #673336;
/* rgb */ color: rgb(103, 51, 54);
/* oklch */ color: oklch(39.0% 0.075 17.5);

Tailwind

colors: {
  custom: {
    50: '#956c6c',
    500: '#673336',
    950: '#000000',
  },
}

SCSS

$custom: #673336;
$custom-light: #956c6c;
$custom-dark: #000000;

JSON

{
  "hex": "#673336",
  "rgb": {
    "r": 103,
    "g": 51,
    "b": 54
  },
  "hsl": {
    "h": 356.538,
    "s": 33.766,
    "l": 30.196
  },
  "oklch": {
    "l": 0.38977,
    "c": 0.07451,
    "h": 17.5
  },
  "luminance": 0.05518
}

Semantic roles & 50–950 ramp

primary

#673336

secondary

#5E9895

accent

#CAC45E

background

#F9F6F6

surface

#F2EBEB

border

#CCC6C6

text

#0E0707

muted

#7E7A7A

Preview Lab

Preview with #673336

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

Preview Lab → · Contrast checker → · Palette generator →