#673628#673628

#673628 is a dark, moderate red. Relative luminance 0.057; OKLCH L 39.2% C 0.074 H 36.8°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#673628
RGB	rgb(103, 54, 40)
HSL	hsl(13, 44%, 28%)
HSV	hsv(13, 61%, 40%)
CMYK	cmyk(0%, 47.6%, 61.2%, 59.6%)
CIE-LAB	lab(28.58, 20.35, 18.41)
CIE-LCH	lch(28.58, 27.44, 42.14°)
OKLab	oklab(39.2% 0.0593 0.0444)
OKLCH	oklch(39.2% 0.074 36.8)
XYZ	xyz(7.2962, 5.6759, 2.7184)
Luminance	0.0568 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673628 #285967

analogous

#672839 #673628 #675528

triadic

#673628 #286736 #362867

tetradic

#673628 #396728 #285967 #552867

square

#673628 #396728 #285967 #552867

split-complementary

#673628 #286755 #283967

monochromatic

#160C09 #3B1F17 #673628 #934D39 #BB674F

Accessibility & contrast

On white

9.84

#673628 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#673628 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673628

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673628	#FFFFFF	#000000	##FFFFFF
##673628	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423D27

Deuteranopia (green-blind)

#4E4727

Tritanopia (blue-blind)

#712E33

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #673628;
/* rgb */ color: rgb(103, 54, 40);
/* oklch */ color: oklch(39.2% 0.074 36.8);

Tailwind

colors: {
  custom: {
    50: '#966e62',
    500: '#673628',
    950: '#000000',
  },
}

SCSS

$custom: #673628;
$custom-light: #966e62;
$custom-dark: #000000;

JSON

{
  "hex": "#673628",
  "rgb": {
    "r": 103,
    "g": 54,
    "b": 40
  },
  "hsl": {
    "h": 13.333,
    "s": 44.056,
    "l": 28.039
  },
  "oklch": {
    "l": 0.39197,
    "c": 0.07403,
    "h": 36.8
  },
  "luminance": 0.05675
}

Semantic roles & 50–950 ramp

primary

#673628

secondary

#518A9A

accent

#B7D454

background

#F9F6F5

surface

#F2ECEA

border

#CCC7C6

text

#0E0705

muted

#7E7A79

Preview Lab

Preview with #673628

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

Preview Lab → · Contrast checker → · Palette generator →