#673A35#673A35

#673A35 is a dark, moderate red. Relative luminance 0.062; OKLCH L 40.2% C 0.065 H 27.1°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#673A35
RGB	rgb(103, 58, 53)
HSL	hsl(6, 32%, 31%)
HSV	hsv(6, 49%, 40%)
CMYK	cmyk(0%, 43.7%, 48.5%, 59.6%)
CIE-LAB	lab(29.83, 19.27, 11.71)
CIE-LCH	lch(29.83, 22.55, 31.30°)
OKLab	oklab(40.24% 0.0577 0.0295)
OKLCH	oklch(40.24% 0.065 27.1)
XYZ	xyz(7.7496, 6.1674, 4.1498)
Luminance	0.0617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673A35 #356267

analogous

#673549 #673A35 #675335

triadic

#673A35 #35673A #3A3567

tetradic

#673A35 #496735 #356267 #533567

square

#673A35 #496735 #356267 #533567

split-complementary

#673A35 #356753 #354967

monochromatic

#160C0B #3F2320 #673A35 #8F514A #B06E66

Accessibility & contrast

On white

9.40

#673A35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#673A35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673A35

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673A35	#FFFFFF	#000000	##FFFFFF
##673A35	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444134

Deuteranopia (green-blind)

#4F4A34

Tritanopia (blue-blind)

#703439

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673a35;
/* rgb */ color: rgb(103, 58, 53);
/* oklch */ color: oklch(40.2% 0.065 27.1);

Tailwind

colors: {
  custom: {
    50: '#95716c',
    500: '#673a35',
    950: '#000000',
  },
}

SCSS

$custom: #673a35;
$custom-light: #95716c;
$custom-dark: #000000;

JSON

{
  "hex": "#673a35",
  "rgb": {
    "r": 103,
    "g": 58,
    "b": 53
  },
  "hsl": {
    "h": 6,
    "s": 32.051,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40241,
    "c": 0.06484,
    "h": 27.1
  },
  "luminance": 0.06167
}

Semantic roles & 50–950 ramp

primary

#673A35

secondary

#609298

accent

#BEC860

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0D0706

muted

#7E7A7A

Preview Lab

Preview with #673A35

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

Preview Lab → · Contrast checker → · Palette generator →