#671C2A#671C2A

#671C2A is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.107 H 13.7°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#671C2A
RGB	rgb(103, 28, 42)
HSL	hsl(349, 57%, 26%)
HSV	hsv(349, 73%, 40%)
CMYK	cmyk(0%, 72.8%, 59.2%, 59.6%)
CIE-LAB	lab(23.28, 34.40, 10.12)
CIE-LCH	lch(23.28, 35.86, 16.39°)
OKLab	oklab(35.21% 0.1037 0.0253)
OKLCH	oklch(35.21% 0.107 13.7)
XYZ	xyz(6.4273, 3.8821, 2.6009)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C2A #1C6759

analogous

#671C4F #671C2A #67331C

triadic

#671C2A #2A671C #1C2A67

tetradic

#671C2A #4F671C #1C6759 #331C67

square

#671C2A #4F671C #1C6759 #331C67

split-complementary

#671C2A #1C6733 #1C4F67

monochromatic

#18070A #370F16 #671C2A #97293E #C73651

Accessibility & contrast

On white

11.82

#671C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C2A

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C2A	#FFFFFF	#000000	##FFFFFF
##671C2A	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)

#2F2E2A

Deuteranopia (green-blind)

#423D28

Tritanopia (blue-blind)

#710C22

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671c2a;
/* rgb */ color: rgb(103, 28, 42);
/* oklch */ color: oklch(35.2% 0.107 13.7);

Tailwind

colors: {
  custom: {
    50: '#975e63',
    500: '#671c2a',
    950: '#000000',
  },
}

SCSS

$custom: #671c2a;
$custom-light: #975e63;
$custom-dark: #000000;

JSON

{
  "hex": "#671c2a",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 42
  },
  "hsl": {
    "h": 348.8,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35206,
    "c": 0.1067,
    "h": 13.7
  },
  "luminance": 0.03881
}

Semantic roles & 50–950 ramp

primary

#671C2A

secondary

#439C8B

accent

#E1C447

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #671C2A

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

Preview Lab → · Contrast checker → · Palette generator →