#673D43#673D43

#673D43 is a dark, muted red. Relative luminance 0.066; OKLCH L 41.2% C 0.059 H 10.7°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#673D43
RGB	rgb(103, 61, 67)
HSL	hsl(351, 26%, 32%)
HSV	hsv(351, 41%, 40%)
CMYK	cmyk(0%, 40.8%, 35%, 59.6%)
CIE-LAB	lab(30.94, 19.28, 4.19)
CIE-LCH	lch(30.94, 19.73, 12.26°)
OKLab	oklab(41.21% 0.0585 0.0111)
OKLCH	oklch(41.21% 0.059 10.7)
XYZ	xyz(8.2757, 6.6269, 6.1524)
Luminance	0.0663 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D43 #3D6761

analogous

#673D58 #673D43 #674C3D

triadic

#673D43 #43673D #3D4367

tetradic

#673D43 #58673D #3D6761 #4C3D67

square

#673D43 #58673D #3D6761 #4C3D67

split-complementary

#673D43 #3D674C #3D5867

monochromatic

#1A0F11 #41262A #673D43 #8D545C #AC737B

Accessibility & contrast

On white

9.03

#673D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#673D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D43

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D43	#FFFFFF	#000000	##FFFFFF
##673D43	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444443

Deuteranopia (green-blind)

#4F4C42

Tritanopia (blue-blind)

#6E393F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #673d43;
/* rgb */ color: rgb(103, 61, 67);
/* oklch */ color: oklch(41.2% 0.059 10.7);

Tailwind

colors: {
  custom: {
    50: '#947377',
    500: '#673d43',
    950: '#000000',
  },
}

SCSS

$custom: #673d43;
$custom-light: #947377;
$custom-dark: #000000;

JSON

{
  "hex": "#673d43",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 67
  },
  "hsl": {
    "h": 351.429,
    "s": 25.61,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41209,
    "c": 0.05949,
    "h": 10.7
  },
  "luminance": 0.06626
}

Semantic roles & 50–950 ramp

primary

#673D43

secondary

#699790

accent

#C2B566

background

#F9F7F7

surface

#F2EDED

border

#CCC8C8

text

#0D0808

muted

#7E7B7B

Preview Lab

Preview with #673D43

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

Preview Lab → · Contrast checker → · Palette generator →