#671F31#671F31

#671F31 is a dark, moderate red. Relative luminance 0.041; OKLCH L 35.8% C 0.104 H 9.0°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#671F31
RGB	rgb(103, 31, 49)
HSL	hsl(345, 54%, 26%)
HSV	hsv(345, 70%, 40%)
CMYK	cmyk(0%, 69.9%, 52.4%, 59.6%)
CIE-LAB	lab(23.95, 33.69, 6.25)
CIE-LCH	lch(23.95, 34.27, 10.51°)
OKLab	oklab(35.77% 0.1024 0.0161)
OKLCH	oklch(35.77% 0.104 9)
XYZ	xyz(6.6384, 4.0861, 3.3443)
Luminance	0.0408 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671F31 #1F6755

analogous

#671F55 #671F31 #67311F

triadic

#671F31 #31671F #1F3167

tetradic

#671F31 #55671F #1F6755 #311F67

square

#671F31 #55671F #1F6755 #311F67

split-complementary

#671F31 #1F6731 #1F5567

monochromatic

#18070B #38111B #671F31 #962D47 #C43C5E

Accessibility & contrast

On white

11.56

#671F31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#671F31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671F31

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671F31	#FFFFFF	#000000	##FFFFFF
##671F31	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3031

Deuteranopia (green-blind)

#423E2F

Tritanopia (blue-blind)

#711326

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #671f31;
/* rgb */ color: rgb(103, 31, 49);
/* oklch */ color: oklch(35.8% 0.104 9.0);

Tailwind

colors: {
  custom: {
    50: '#976068',
    500: '#671f31',
    950: '#000000',
  },
}

SCSS

$custom: #671f31;
$custom-light: #976068;
$custom-dark: #000000;

JSON

{
  "hex": "#671f31",
  "rgb": {
    "r": 103,
    "g": 31,
    "b": 49
  },
  "hsl": {
    "h": 345,
    "s": 53.731,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35768,
    "c": 0.10364,
    "h": 9
  },
  "luminance": 0.04085
}

Semantic roles & 50–950 ramp

primary

#671F31

secondary

#469B86

accent

#DDB94B

background

#F9F5F6

surface

#F2EAEB

border

#CCC6C6

text

#0E0506

muted

#7E797A

Preview Lab

Preview with #671F31

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

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