#671C0E#671C0E

#671C0E is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.110 H 32.7°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#671C0E
RGB	rgb(103, 28, 14)
HSL	hsl(9, 76%, 23%)
HSV	hsv(9, 86%, 40%)
CMYK	cmyk(0%, 72.8%, 86.4%, 59.6%)
CIE-LAB	lab(22.82, 32.75, 27.64)
CIE-LCH	lch(22.82, 42.86, 40.16°)
OKLab	oklab(34.71% 0.0924 0.0594)
OKLCH	oklch(34.71% 0.11 32.7)
XYZ	xyz(6.0887, 3.7467, 0.8180)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C0E #0E5967

analogous

#670E2D #671C0E #67480E

triadic

#671C0E #0E671C #1C0E67

tetradic

#671C0E #2D670E #0E5967 #480E67

square

#671C0E #2D670E #0E5967 #480E67

split-complementary

#671C0E #0E6748 #0E2D67

monochromatic

#1B0704 #310D07 #671C0E #9D2B15 #D3391D

Accessibility & contrast

On white

12.01

#671C0E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#671C0E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C0E

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C0E	#FFFFFF	#000000	##FFFFFF
##671C0E	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322C0C

Deuteranopia (green-blind)

#453D0A

Tritanopia (blue-blind)

#720319

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #671c0e;
/* rgb */ color: rgb(103, 28, 14);
/* oklch */ color: oklch(34.7% 0.110 32.7);

Tailwind

colors: {
  custom: {
    50: '#9a5d4e',
    500: '#671c0e',
    950: '#000000',
  },
}

SCSS

$custom: #671c0e;
$custom-light: #9a5d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#671c0e",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 14
  },
  "hsl": {
    "h": 9.438,
    "s": 76.068,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34712,
    "c": 0.10985,
    "h": 32.7
  },
  "luminance": 0.03746
}

Semantic roles & 50–950 ramp

primary

#671C0E

secondary

#318FA0

accent

#D5F335

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #671C0E

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

Preview Lab → · Contrast checker → · Palette generator →