#671C20#671C20

#671C20 is a dark, moderate red. Relative luminance 0.038; OKLCH L 35.0% C 0.107 H 21.7°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#671C20
RGB	rgb(103, 28, 32)
HSL	hsl(357, 57%, 26%)
HSV	hsv(357, 73%, 40%)
CMYK	cmyk(0%, 72.8%, 68.9%, 59.6%)
CIE-LAB	lab(23.06, 33.65, 16.66)
CIE-LCH	lch(23.06, 37.54, 26.34°)
OKLab	oklab(34.98% 0.0993 0.0395)
OKLCH	oklch(34.98% 0.107 21.7)
XYZ	xyz(6.2701, 3.8193, 1.7732)
Luminance	0.0382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C20 #1C6763

analogous

#671C45 #671C20 #673D1C

triadic

#671C20 #20671C #1C2067

tetradic

#671C20 #45671C #1C6763 #3D1C67

square

#671C20 #45671C #1C6763 #3D1C67

split-complementary

#671C20 #1C673D #1C4567

monochromatic

#180707 #370F11 #671C20 #97292F #C7363E

Accessibility & contrast

On white

11.91

#671C20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#671C20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C20

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C20	#FFFFFF	#000000	##FFFFFF
##671C20	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302D20

Deuteranopia (green-blind)

#433D1E

Tritanopia (blue-blind)

#72081E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671c20;
/* rgb */ color: rgb(103, 28, 32);
/* oklch */ color: oklch(35.0% 0.107 21.7);

Tailwind

colors: {
  custom: {
    50: '#985e5b',
    500: '#671c20',
    950: '#000000',
  },
}

SCSS

$custom: #671c20;
$custom-light: #985e5b;
$custom-dark: #000000;

JSON

{
  "hex": "#671c20",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 32
  },
  "hsl": {
    "h": 356.8,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34978,
    "c": 0.10685,
    "h": 21.7
  },
  "luminance": 0.03818
}

Semantic roles & 50–950 ramp

primary

#671C20

secondary

#439C97

accent

#E1D847

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0504

muted

#7E7979

Preview Lab

Preview with #671C20

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

Preview Lab → · Contrast checker → · Palette generator →