#671C0F#671C0F

#671C0F is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.7% C 0.110 H 32.3°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#671C0F
RGB	rgb(103, 28, 15)
HSL	hsl(9, 75%, 23%)
HSV	hsv(9, 85%, 40%)
CMYK	cmyk(0%, 72.8%, 85.4%, 59.6%)
CIE-LAB	lab(22.83, 32.79, 27.13)
CIE-LCH	lch(22.83, 42.56, 39.61°)
OKLab	oklab(34.72% 0.0927 0.0585)
OKLCH	oklch(34.72% 0.11 32.3)
XYZ	xyz(6.0957, 3.7495, 0.8546)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C0F #0F5A67

analogous

#670F2E #671C0F #67480F

triadic

#671C0F #0F671C #1C0F67

tetradic

#671C0F #2E670F #0F5A67 #480F67

square

#671C0F #2E670F #0F5A67 #480F67

split-complementary

#671C0F #0F6748 #0F2E67

monochromatic

#1B0704 #320D07 #671C0F #9C2B17 #D2391F

Accessibility & contrast

On white

12.00

#671C0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#671C0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C0F

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C0F	#FFFFFF	#000000	##FFFFFF
##671C0F	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322C0D

Deuteranopia (green-blind)

#453D0C

Tritanopia (blue-blind)

#72031A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #671c0f;
/* rgb */ color: rgb(103, 28, 15);
/* oklch */ color: oklch(34.7% 0.110 32.3);

Tailwind

colors: {
  custom: {
    50: '#9a5d4e',
    500: '#671c0f',
    950: '#000000',
  },
}

SCSS

$custom: #671c0f;
$custom-light: #9a5d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#671c0f",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 15
  },
  "hsl": {
    "h": 8.864,
    "s": 74.576,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34722,
    "c": 0.10965,
    "h": 32.3
  },
  "luminance": 0.03749
}

Semantic roles & 50–950 ramp

primary

#671C0F

secondary

#328FA0

accent

#D6F137

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #671C0F

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

Preview Lab → · Contrast checker → · Palette generator →