#673139#673139

#673139 is a dark, moderate red. Relative luminance 0.054; OKLCH L 38.7% C 0.078 H 12.1°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#673139
RGB	rgb(103, 49, 57)
HSL	hsl(351, 36%, 30%)
HSV	hsv(351, 52%, 40%)
CMYK	cmyk(0%, 52.4%, 44.7%, 59.6%)
CIE-LAB	lab(27.78, 25.09, 6.25)
CIE-LCH	lch(27.78, 25.85, 13.99°)
OKLab	oklab(38.71% 0.076 0.0162)
OKLCH	oklch(38.71% 0.078 12.1)
XYZ	xyz(7.4308, 5.3763, 4.5165)
Luminance	0.0538 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673139 #31675F

analogous

#673154 #673139 #674431

triadic

#673139 #396731 #313967

tetradic

#673139 #546731 #31675F #443167

square

#673139 #546731 #31675F #443167

split-complementary

#673139 #316744 #315467

monochromatic

#150A0B #3E1D22 #673139 #904550 #B35F6C

Accessibility & contrast

On white

10.12

#673139 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#673139 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673139

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673139	#FFFFFF	#000000	##FFFFFF
##673139	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3B39

Deuteranopia (green-blind)

#494638

Tritanopia (blue-blind)

#702B34

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #673139;
/* rgb */ color: rgb(103, 49, 57);
/* oklch */ color: oklch(38.7% 0.078 12.1);

Tailwind

colors: {
  custom: {
    50: '#956b6f',
    500: '#673139',
    950: '#000000',
  },
}

SCSS

$custom: #673139;
$custom-light: #956b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#673139",
  "rgb": {
    "r": 103,
    "g": 49,
    "b": 57
  },
  "hsl": {
    "h": 351.111,
    "s": 35.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.38713,
    "c": 0.07771,
    "h": 12.1
  },
  "luminance": 0.05376
}

Semantic roles & 50–950 ramp

primary

#673139

secondary

#5C988F

accent

#CCBB5C

background

#F9F6F6

surface

#F2EBEC

border

#CCC6C7

text

#0E0607

muted

#7E7A7A

Preview Lab

Preview with #673139

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

Preview Lab → · Contrast checker → · Palette generator →