#671C16#671C16

#671C16 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.8% C 0.108 H 28.5°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#671C16
RGB	rgb(103, 28, 22)
HSL	hsl(4, 65%, 25%)
HSV	hsv(4, 79%, 40%)
CMYK	cmyk(0%, 72.8%, 78.6%, 59.6%)
CIE-LAB	lab(22.91, 33.08, 23.03)
CIE-LCH	lch(22.91, 40.31, 34.85°)
OKLab	oklab(34.81% 0.0952 0.0517)
OKLCH	oklch(34.81% 0.108 28.5)
XYZ	xyz(6.1543, 3.7729, 1.1631)
Luminance	0.0377 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C16 #166167

analogous

#671639 #671C16 #674416

triadic

#671C16 #16671C #1C1667

tetradic

#671C16 #396716 #166167 #441667

square

#671C16 #396716 #166167 #441667

split-complementary

#671C16 #166744 #163967

monochromatic

#190705 #350E0B #671C16 #992A21 #CC372C

Accessibility & contrast

On white

11.97

#671C16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#671C16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C16

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C16	#FFFFFF	#000000	##FFFFFF
##671C16	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C15

Deuteranopia (green-blind)

#443D13

Tritanopia (blue-blind)

#72041B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671c16;
/* rgb */ color: rgb(103, 28, 22);
/* oklch */ color: oklch(34.8% 0.108 28.5);

Tailwind

colors: {
  custom: {
    50: '#995d53',
    500: '#671c16',
    950: '#000000',
  },
}

SCSS

$custom: #671c16;
$custom-light: #995d53;
$custom-dark: #000000;

JSON

{
  "hex": "#671c16",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 22
  },
  "hsl": {
    "h": 4.444,
    "s": 64.8,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34809,
    "c": 0.10831,
    "h": 28.5
  },
  "luminance": 0.03772
}

Semantic roles & 50–950 ramp

primary

#671C16

secondary

#3B969E

accent

#DBE840

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #671C16

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

Preview Lab → · Contrast checker → · Palette generator →