#671C1A#671C1A

#671C1A is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.9% C 0.108 H 26.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#671C1A
RGB	rgb(103, 28, 26)
HSL	hsl(2, 60%, 25%)
HSV	hsv(2, 75%, 40%)
CMYK	cmyk(0%, 72.8%, 74.8%, 59.6%)
CIE-LAB	lab(22.96, 33.28, 20.52)
CIE-LCH	lch(22.96, 39.10, 31.66°)
OKLab	oklab(34.87% 0.0967 0.0471)
OKLCH	oklch(34.87% 0.108 26)
XYZ	xyz(6.1959, 3.7896, 1.3823)
Luminance	0.0379 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C1A #1A6567

analogous

#671A3F #671C1A #67421A

triadic

#671C1A #1A671C #1C1A67

tetradic

#671C1A #3F671A #1A6567 #421A67

square

#671C1A #3F671A #1A6567 #421A67

split-complementary

#671C1A #1A6742 #1A3F67

monochromatic

#180706 #360F0E #671C1A #982926 #C93733

Accessibility & contrast

On white

11.95

#671C1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#671C1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C1A

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C1A	#FFFFFF	#000000	##FFFFFF
##671C1A	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C19

Deuteranopia (green-blind)

#443D18

Tritanopia (blue-blind)

#72061C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671c1a;
/* rgb */ color: rgb(103, 28, 26);
/* oklch */ color: oklch(34.9% 0.108 26.0);

Tailwind

colors: {
  custom: {
    50: '#995d56',
    500: '#671c1a',
    950: '#000000',
  },
}

SCSS

$custom: #671c1a;
$custom-light: #995d56;
$custom-dark: #000000;

JSON

{
  "hex": "#671c1a",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 26
  },
  "hsl": {
    "h": 1.558,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.3487,
    "c": 0.10761,
    "h": 26
  },
  "luminance": 0.03789
}

Semantic roles & 50–950 ramp

primary

#671C1A

secondary

#409A9D

accent

#DFE345

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #671C1A

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

Preview Lab → · Contrast checker → · Palette generator →