#673D45#673D45

#673D45 is a dark, muted red. Relative luminance 0.067; OKLCH L 41.3% C 0.060 H 7.7°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#673D45
RGB	rgb(103, 61, 69)
HSL	hsl(349, 26%, 32%)
HSV	hsv(349, 41%, 40%)
CMYK	cmyk(0%, 40.8%, 33%, 59.6%)
CIE-LAB	lab(31.00, 19.57, 2.97)
CIE-LCH	lch(31.00, 19.80, 8.64°)
OKLab	oklab(41.27% 0.0593 0.008)
OKLCH	oklch(41.27% 0.06 7.7)
XYZ	xyz(8.3367, 6.6513, 6.4738)
Luminance	0.0665 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D45 #3D675F

analogous

#673D5A #673D45 #674A3D

triadic

#673D45 #45673D #3D4567

tetradic

#673D45 #5A673D #3D675F #4A3D67

square

#673D45 #5A673D #3D675F #4A3D67

split-complementary

#673D45 #3D674A #3D5A67

monochromatic

#1A0F12 #41262B #673D45 #8D545F #AC737D

Accessibility & contrast

On white

9.01

#673D45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#673D45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D45

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D45	#FFFFFF	#000000	##FFFFFF
##673D45	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444445

Deuteranopia (green-blind)

#4E4C44

Tritanopia (blue-blind)

#6E3940

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #673d45;
/* rgb */ color: rgb(103, 61, 69);
/* oklch */ color: oklch(41.3% 0.060 7.7);

Tailwind

colors: {
  custom: {
    50: '#947378',
    500: '#673d45',
    950: '#000000',
  },
}

SCSS

$custom: #673d45;
$custom-light: #947378;
$custom-dark: #000000;

JSON

{
  "hex": "#673d45",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 69
  },
  "hsl": {
    "h": 348.571,
    "s": 25.61,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41272,
    "c": 0.05986,
    "h": 7.7
  },
  "luminance": 0.06651
}

Semantic roles & 50–950 ramp

primary

#673D45

secondary

#69978E

accent

#C2B066

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0809

muted

#7E7B7B

Preview Lab

Preview with #673D45

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

Preview Lab → · Contrast checker → · Palette generator →