#673B2D#673B2D

#673B2D is a dark, moderate red. Relative luminance 0.062; OKLCH L 40.3% C 0.067 H 38.4°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#673B2D
RGB	rgb(103, 59, 45)
HSL	hsl(14, 39%, 29%)
HSV	hsv(14, 56%, 40%)
CMYK	cmyk(0%, 42.7%, 56.3%, 59.6%)
CIE-LAB	lab(29.92, 17.79, 16.95)
CIE-LCH	lch(29.92, 24.58, 43.61°)
OKLab	oklab(40.25% 0.0523 0.0414)
OKLCH	oklch(40.25% 0.067 38.4)
XYZ	xyz(7.6316, 6.2017, 3.2772)
Luminance	0.0620 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B2D #2D5967

analogous

#672D3C #673B2D #67582D

triadic

#673B2D #2D673B #3B2D67

tetradic

#673B2D #3C672D #2D5967 #582D67

square

#673B2D #3C672D #2D5967 #582D67

split-complementary

#673B2D #2D6758 #2D3C67

monochromatic

#150C09 #3C231A #673B2D #925340 #B66F58

Accessibility & contrast

On white

9.37

#673B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#673B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B2D

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B2D	#FFFFFF	#000000	##FFFFFF
##673B2D	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46412C

Deuteranopia (green-blind)

#514A2C

Tritanopia (blue-blind)

#703437

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673b2d;
/* rgb */ color: rgb(103, 59, 45);
/* oklch */ color: oklch(40.3% 0.067 38.4);

Tailwind

colors: {
  custom: {
    50: '#957166',
    500: '#673b2d',
    950: '#000000',
  },
}

SCSS

$custom: #673b2d;
$custom-light: #957166;
$custom-dark: #000000;

JSON

{
  "hex": "#673b2d",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 45
  },
  "hsl": {
    "h": 14.483,
    "s": 39.189,
    "l": 29.02
  },
  "oklch": {
    "l": 0.40252,
    "c": 0.06669,
    "h": 38.4
  },
  "luminance": 0.06201
}

Semantic roles & 50–950 ramp

primary

#673B2D

secondary

#578999

accent

#B3CF59

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0E0705

muted

#7E7A7A

Preview Lab

Preview with #673B2D

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

Preview Lab → · Contrast checker → · Palette generator →