#673536#673536

#673536 is a dark, moderate red. Relative luminance 0.057; OKLCH L 39.3% C 0.072 H 19.6°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#673536
RGB	rgb(103, 53, 54)
HSL	hsl(359, 32%, 31%)
HSV	hsv(359, 49%, 40%)
CMYK	cmyk(0%, 48.5%, 47.6%, 59.6%)
CIE-LAB	lab(28.63, 22.38, 9.42)
CIE-LCH	lch(28.63, 24.29, 22.83°)
OKLab	oklab(39.34% 0.0674 0.024)
OKLCH	oklch(39.34% 0.072 19.6)
XYZ	xyz(7.5329, 5.6968, 4.1922)
Luminance	0.0570 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673536 #356766

analogous

#67354F #673536 #674D35

triadic

#673536 #366735 #353667

tetradic

#673536 #4F6735 #356766 #4D3567

square

#673536 #4F6735 #356766 #4D3567

split-complementary

#673536 #35674D #354F67

monochromatic

#160B0C #3F2021 #673536 #8F4A4B #B06668

Accessibility & contrast

On white

9.82

#673536 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#673536 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673536

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673536	#FFFFFF	#000000	##FFFFFF
##673536	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403D36

Deuteranopia (green-blind)

#4C4735

Tritanopia (blue-blind)

#702F36

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #673536;
/* rgb */ color: rgb(103, 53, 54);
/* oklch */ color: oklch(39.3% 0.072 19.6);

Tailwind

colors: {
  custom: {
    50: '#956d6d',
    500: '#673536',
    950: '#000000',
  },
}

SCSS

$custom: #673536;
$custom-light: #956d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#673536",
  "rgb": {
    "r": 103,
    "g": 53,
    "b": 54
  },
  "hsl": {
    "h": 358.8,
    "s": 32.051,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39336,
    "c": 0.07155,
    "h": 19.6
  },
  "luminance": 0.05696
}

Semantic roles & 50–950 ramp

primary

#673536

secondary

#609897

accent

#C8C660

background

#F9F6F6

surface

#F2EBEB

border

#CCC6C6

text

#0E0707

muted

#7E7A7A

Preview Lab

Preview with #673536

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

Preview Lab → · Contrast checker → · Palette generator →