#673A2F#673A2F

#673A2F is a dark, moderate red. Relative luminance 0.061; OKLCH L 40.1% C 0.067 H 34.6°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#673A2F
RGB	rgb(103, 58, 47)
HSL	hsl(12, 37%, 29%)
HSV	hsv(12, 54%, 40%)
CMYK	cmyk(0%, 43.7%, 54.4%, 59.6%)
CIE-LAB	lab(29.70, 18.61, 15.40)
CIE-LCH	lch(29.70, 24.15, 39.62°)
OKLab	oklab(40.1% 0.055 0.038)
OKLCH	oklch(40.1% 0.067 34.6)
XYZ	xyz(7.6202, 6.1156, 3.4679)
Luminance	0.0612 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673A2F #2F5C67

analogous

#672F40 #673A2F #67562F

triadic

#673A2F #2F673A #3A2F67

tetradic

#673A2F #40672F #2F5C67 #562F67

square

#673A2F #40672F #2F5C67 #562F67

split-complementary

#673A2F #2F6756 #2F4067

monochromatic

#150C0A #3D221C #673A2F #915242 #B56D5C

Accessibility & contrast

On white

9.45

#673A2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#673A2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673A2F

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673A2F	#FFFFFF	#000000	##FFFFFF
##673A2F	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45402E

Deuteranopia (green-blind)

#504A2E

Tritanopia (blue-blind)

#703337

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673a2f;
/* rgb */ color: rgb(103, 58, 47);
/* oklch */ color: oklch(40.1% 0.067 34.6);

Tailwind

colors: {
  custom: {
    50: '#957167',
    500: '#673a2f',
    950: '#000000',
  },
}

SCSS

$custom: #673a2f;
$custom-light: #957167;
$custom-dark: #000000;

JSON

{
  "hex": "#673a2f",
  "rgb": {
    "r": 103,
    "g": 58,
    "b": 47
  },
  "hsl": {
    "h": 11.786,
    "s": 37.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.40101,
    "c": 0.06684,
    "h": 34.6
  },
  "luminance": 0.06115
}

Semantic roles & 50–950 ramp

primary

#673A2F

secondary

#598C98

accent

#B7CD5A

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0E0706

muted

#7E7A7A

Preview Lab

Preview with #673A2F

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

Preview Lab → · Contrast checker → · Palette generator →