#673D34#673D34

#673D34 is a dark, moderate red. Relative luminance 0.065; OKLCH L 40.8% C 0.062 H 32.8°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#673D34
RGB	rgb(103, 61, 52)
HSL	hsl(11, 33%, 30%)
HSV	hsv(11, 50%, 40%)
CMYK	cmyk(0%, 40.8%, 49.5%, 59.6%)
CIE-LAB	lab(30.57, 17.32, 13.35)
CIE-LCH	lch(30.57, 21.87, 37.63°)
OKLab	oklab(40.8% 0.0517 0.0334)
OKLCH	oklch(40.8% 0.062 32.8)
XYZ	xyz(7.8825, 6.4697, 4.0818)
Luminance	0.0647 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D34 #345E67

analogous

#673444 #673D34 #675634

triadic

#673D34 #34673D #3D3467

tetradic

#673D34 #446734 #345E67 #563467

square

#673D34 #446734 #345E67 #563467

split-complementary

#673D34 #346756 #344467

monochromatic

#160D0B #3E251F #673D34 #905549 #B17264

Accessibility & contrast

On white

9.16

#673D34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#673D34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D34

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D34	#FFFFFF	#000000	##FFFFFF
##673D34	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474333

Deuteranopia (green-blind)

#514B33

Tritanopia (blue-blind)

#70373B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673d34;
/* rgb */ color: rgb(103, 61, 52);
/* oklch */ color: oklch(40.8% 0.062 32.8);

Tailwind

colors: {
  custom: {
    50: '#95736b',
    500: '#673d34',
    950: '#000000',
  },
}

SCSS

$custom: #673d34;
$custom-light: #95736b;
$custom-dark: #000000;

JSON

{
  "hex": "#673d34",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 52
  },
  "hsl": {
    "h": 10.588,
    "s": 32.903,
    "l": 30.392
  },
  "oklch": {
    "l": 0.40799,
    "c": 0.06155,
    "h": 32.8
  },
  "luminance": 0.06469
}

Semantic roles & 50–950 ramp

primary

#673D34

secondary

#5F8E98

accent

#B6C95F

background

#F9F7F6

surface

#F2EDEB

border

#CCC8C6

text

#0D0806

muted

#7E7B7A

Preview Lab

Preview with #673D34

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

Preview Lab → · Contrast checker → · Palette generator →