#671C2C#671C2C

#671C2C is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.107 H 12.0°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#671C2C
RGB	rgb(103, 28, 44)
HSL	hsl(347, 57%, 26%)
HSV	hsv(347, 73%, 40%)
CMYK	cmyk(0%, 72.8%, 57.3%, 59.6%)
CIE-LAB	lab(23.33, 34.58, 8.81)
CIE-LCH	lch(23.33, 35.68, 14.30°)
OKLab	oklab(35.26% 0.1045 0.0222)
OKLCH	oklch(35.26% 0.107 12)
XYZ	xyz(6.4640, 3.8968, 2.7942)
Luminance	0.0390 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C2C #1C6757

analogous

#671C51 #671C2C #67311C

triadic

#671C2C #2C671C #1C2C67

tetradic

#671C2C #51671C #1C6757 #311C67

square

#671C2C #51671C #1C6757 #311C67

split-complementary

#671C2C #1C6731 #1C5167

monochromatic

#18070A #370F17 #671C2C #972941 #C73655

Accessibility & contrast

On white

11.80

#671C2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671C2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C2C

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C2C	#FFFFFF	#000000	##FFFFFF
##671C2C	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2E2C

Deuteranopia (green-blind)

#423D2A

Tritanopia (blue-blind)

#710D22

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671c2c;
/* rgb */ color: rgb(103, 28, 44);
/* oklch */ color: oklch(35.3% 0.107 12.0);

Tailwind

colors: {
  custom: {
    50: '#975e64',
    500: '#671c2c',
    950: '#000000',
  },
}

SCSS

$custom: #671c2c;
$custom-light: #975e64;
$custom-dark: #000000;

JSON

{
  "hex": "#671c2c",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 44
  },
  "hsl": {
    "h": 347.2,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35259,
    "c": 0.10688,
    "h": 12
  },
  "luminance": 0.03896
}

Semantic roles & 50–950 ramp

primary

#671C2C

secondary

#439C89

accent

#E1C047

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #671C2C

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

Preview Lab → · Contrast checker → · Palette generator →