#671D23#671D23

#671D23 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.105 H 19.9°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#671D23
RGB	rgb(103, 29, 35)
HSL	hsl(355, 56%, 26%)
HSV	hsv(355, 72%, 40%)
CMYK	cmyk(0%, 71.8%, 66%, 59.6%)
CIE-LAB	lab(23.29, 33.41, 14.91)
CIE-LCH	lch(23.29, 36.59, 24.05°)
OKLab	oklab(35.16% 0.0992 0.0359)
OKLCH	oklch(35.16% 0.105 19.9)
XYZ	xyz(6.3369, 3.8845, 2.0059)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671D23 #1D6761

analogous

#671D48 #671D23 #673C1D

triadic

#671D23 #23671D #1D2367

tetradic

#671D23 #48671D #1D6761 #3C1D67

square

#671D23 #48671D #1D6761 #3C1D67

split-complementary

#671D23 #1D673C #1D4867

monochromatic

#180708 #371013 #671D23 #972A33 #C73843

Accessibility & contrast

On white

11.82

#671D23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671D23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671D23

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671D23	#FFFFFF	#000000	##FFFFFF
##671D23	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E23

Deuteranopia (green-blind)

#433D21

Tritanopia (blue-blind)

#710B20

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671d23;
/* rgb */ color: rgb(103, 29, 35);
/* oklch */ color: oklch(35.2% 0.105 19.9);

Tailwind

colors: {
  custom: {
    50: '#985e5d',
    500: '#671d23',
    950: '#000000',
  },
}

SCSS

$custom: #671d23;
$custom-light: #985e5d;
$custom-dark: #000000;

JSON

{
  "hex": "#671d23",
  "rgb": {
    "r": 103,
    "g": 29,
    "b": 35
  },
  "hsl": {
    "h": 355.135,
    "s": 56.061,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35162,
    "c": 0.10547,
    "h": 19.9
  },
  "luminance": 0.03884
}

Semantic roles & 50–950 ramp

primary

#671D23

secondary

#449C95

accent

#DFD348

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0504

muted

#7E7979

Preview Lab

Preview with #671D23

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

Preview Lab → · Contrast checker → · Palette generator →