#671F18#671F18

#671F18 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.105 H 29.0°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#671F18
RGB	rgb(103, 31, 24)
HSL	hsl(5, 62%, 25%)
HSV	hsv(5, 77%, 40%)
CMYK	cmyk(0%, 69.9%, 76.7%, 59.6%)
CIE-LAB	lab(23.44, 31.80, 22.36)
CIE-LCH	lch(23.44, 38.88, 35.11°)
OKLab	oklab(35.22% 0.0916 0.0507)
OKLCH	oklch(35.22% 0.105 29)
XYZ	xyz(6.2490, 3.9304, 1.2936)
Luminance	0.0393 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671F18 #186067

analogous

#671839 #671F18 #674618

triadic

#671F18 #18671F #1F1867

tetradic

#671F18 #396718 #186067 #461867

square

#671F18 #396718 #186067 #461867

split-complementary

#671F18 #186746 #183967

monochromatic

#190706 #35100C #671F18 #992E24 #CA3D2F

Accessibility & contrast

On white

11.76

#671F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#671F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671F18

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671F18	#FFFFFF	#000000	##FFFFFF
##671F18	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E17

Deuteranopia (green-blind)

#453E16

Tritanopia (blue-blind)

#720B1E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671f18;
/* rgb */ color: rgb(103, 31, 24);
/* oklch */ color: oklch(35.2% 0.105 29.0);

Tailwind

colors: {
  custom: {
    50: '#995f55',
    500: '#671f18',
    950: '#000000',
  },
}

SCSS

$custom: #671f18;
$custom-light: #995f55;
$custom-dark: #000000;

JSON

{
  "hex": "#671f18",
  "rgb": {
    "r": 103,
    "g": 31,
    "b": 24
  },
  "hsl": {
    "h": 5.316,
    "s": 62.205,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35217,
    "c": 0.10473,
    "h": 29
  },
  "luminance": 0.03929
}

Semantic roles & 50–950 ramp

primary

#671F18

secondary

#3E959D

accent

#D7E543

background

#FAF5F4

surface

#F3E9E8

border

#CDC5C4

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #671F18

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

Preview Lab → · Contrast checker → · Palette generator →