#673D44#673D44

#673D44 is a dark, muted red. Relative luminance 0.066; OKLCH L 41.2% C 0.060 H 9.2°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#673D44
RGB	rgb(103, 61, 68)
HSL	hsl(350, 26%, 32%)
HSV	hsv(350, 41%, 40%)
CMYK	cmyk(0%, 40.8%, 34%, 59.6%)
CIE-LAB	lab(30.97, 19.42, 3.58)
CIE-LCH	lch(30.97, 19.75, 10.45°)
OKLab	oklab(41.24% 0.0589 0.0095)
OKLCH	oklch(41.24% 0.06 9.2)
XYZ	xyz(8.3059, 6.6390, 6.3117)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D44 #3D6760

analogous

#673D59 #673D44 #674B3D

triadic

#673D44 #44673D #3D4467

tetradic

#673D44 #59673D #3D6760 #4B3D67

square

#673D44 #59673D #3D6760 #4B3D67

split-complementary

#673D44 #3D674B #3D5967

monochromatic

#1A0F11 #41262B #673D44 #8D545D #AC737C

Accessibility & contrast

On white

9.02

#673D44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#673D44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D44

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D44	#FFFFFF	#000000	##FFFFFF
##673D44	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444444

Deuteranopia (green-blind)

#4E4C43

Tritanopia (blue-blind)

#6E393F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #673d44;
/* rgb */ color: rgb(103, 61, 68);
/* oklch */ color: oklch(41.2% 0.060 9.2);

Tailwind

colors: {
  custom: {
    50: '#947377',
    500: '#673d44',
    950: '#000000',
  },
}

SCSS

$custom: #673d44;
$custom-light: #947377;
$custom-dark: #000000;

JSON

{
  "hex": "#673d44",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 350,
    "s": 25.61,
    "l": 32.157
  },
  "oklch": {
    "l": 0.4124,
    "c": 0.05966,
    "h": 9.2
  },
  "luminance": 0.06638
}

Semantic roles & 50–950 ramp

primary

#673D44

secondary

#69978F

accent

#C2B366

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0808

muted

#7E7B7B

Preview Lab

Preview with #673D44

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

Preview Lab → · Contrast checker → · Palette generator →