#671A1A#671A1A

#671A1A is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.6% C 0.110 H 25.0°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#671A1A
RGB	rgb(103, 26, 26)
HSL	hsl(0, 60%, 25%)
HSV	hsv(0, 75%, 40%)
CMYK	cmyk(0%, 74.8%, 74.8%, 59.6%)
CIE-LAB	lab(22.65, 34.15, 20.15)
CIE-LCH	lch(22.65, 39.65, 30.54°)
OKLab	oklab(34.63% 0.0995 0.0463)
OKLCH	oklch(34.63% 0.11 25)
XYZ	xyz(6.1500, 3.6978, 1.3670)
Luminance	0.0370 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671A1A #1A6767

analogous

#671A40 #671A1A #67401A

triadic

#671A1A #1A671A #1A1A67

tetradic

#671A1A #40671A #1A6767 #401A67

square

#671A1A #40671A #1A6767 #401A67

split-complementary

#671A1A #1A6740 #1A4067

monochromatic

#180606 #360E0E #671A1A #982626 #C93333

Accessibility & contrast

On white

12.07

#671A1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#671A1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671A1A

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671A1A	#FFFFFF	#000000	##FFFFFF
##671A1A	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C19

Deuteranopia (green-blind)

#433C18

Tritanopia (blue-blind)

#72021B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #671a1a;
/* rgb */ color: rgb(103, 26, 26);
/* oklch */ color: oklch(34.6% 0.110 25.0);

Tailwind

colors: {
  custom: {
    50: '#995c56',
    500: '#671a1a',
    950: '#000000',
  },
}

SCSS

$custom: #671a1a;
$custom-light: #995c56;
$custom-dark: #000000;

JSON

{
  "hex": "#671a1a",
  "rgb": {
    "r": 103,
    "g": 26,
    "b": 26
  },
  "hsl": {
    "h": 0,
    "s": 59.69,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34633,
    "c": 0.10974,
    "h": 25
  },
  "luminance": 0.03697
}

Semantic roles & 50–950 ramp

primary

#671A1A

secondary

#409D9D

accent

#E3E345

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #671A1A

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

Preview Lab → · Contrast checker → · Palette generator →