#673A2D#673A2D

#673A2D is a dark, moderate red. Relative luminance 0.061; OKLCH L 40.1% C 0.068 H 36.9°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#673A2D
RGB	rgb(103, 58, 45)
HSL	hsl(13, 39%, 29%)
HSV	hsv(13, 56%, 40%)
CMYK	cmyk(0%, 43.7%, 56.3%, 59.6%)
CIE-LAB	lab(29.66, 18.40, 16.62)
CIE-LCH	lch(29.66, 24.80, 42.09°)
OKLab	oklab(40.06% 0.0541 0.0407)
OKLCH	oklch(40.06% 0.068 36.9)
XYZ	xyz(7.5807, 6.0999, 3.2603)
Luminance	0.0610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673A2D #2D5A67

analogous

#672D3D #673A2D #67572D

triadic

#673A2D #2D673A #3A2D67

tetradic

#673A2D #3D672D #2D5A67 #572D67

square

#673A2D #3D672D #2D5A67 #572D67

split-complementary

#673A2D #2D6757 #2D3D67

monochromatic

#150C09 #3C221A #673A2D #925240 #B66D58

Accessibility & contrast

On white

9.46

#673A2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#673A2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673A2D

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673A2D	#FFFFFF	#000000	##FFFFFF
##673A2D	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45402C

Deuteranopia (green-blind)

#504A2C

Tritanopia (blue-blind)

#703337

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673a2d;
/* rgb */ color: rgb(103, 58, 45);
/* oklch */ color: oklch(40.1% 0.068 36.9);

Tailwind

colors: {
  custom: {
    50: '#957166',
    500: '#673a2d',
    950: '#000000',
  },
}

SCSS

$custom: #673a2d;
$custom-light: #957166;
$custom-dark: #000000;

JSON

{
  "hex": "#673a2d",
  "rgb": {
    "r": 103,
    "g": 58,
    "b": 45
  },
  "hsl": {
    "h": 13.448,
    "s": 39.189,
    "l": 29.02
  },
  "oklch": {
    "l": 0.40058,
    "c": 0.0677,
    "h": 36.9
  },
  "luminance": 0.06099
}

Semantic roles & 50–950 ramp

primary

#673A2D

secondary

#578A99

accent

#B5CF59

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0E0705

muted

#7E7A7A

Preview Lab

Preview with #673A2D

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

Preview Lab → · Contrast checker → · Palette generator →