#671E1C#671E1C

#671E1C is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.105 H 25.7°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#671E1C
RGB	rgb(103, 30, 28)
HSL	hsl(2, 57%, 26%)
HSV	hsv(2, 73%, 40%)
CMYK	cmyk(0%, 70.9%, 72.8%, 59.6%)
CIE-LAB	lab(23.33, 32.49, 19.64)
CIE-LCH	lch(23.33, 37.97, 31.15°)
OKLab	oklab(35.15% 0.0947 0.0456)
OKLCH	oklch(35.15% 0.105 25.7)
XYZ	xyz(6.2681, 3.8968, 1.5205)
Luminance	0.0390 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671E1C #1C6567

analogous

#671C3F #671E1C #67431C

triadic

#671E1C #1C671E #1E1C67

tetradic

#671E1C #3F671C #1C6567 #431C67

square

#671E1C #3F671C #1C6567 #431C67

split-complementary

#671E1C #1C6743 #1C3F67

monochromatic

#180707 #37100F #671E1C #972C29 #C73A36

Accessibility & contrast

On white

11.80

#671E1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671E1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671E1C

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671E1C	#FFFFFF	#000000	##FFFFFF
##671E1C	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322E1B

Deuteranopia (green-blind)

#443D1A

Tritanopia (blue-blind)

#720A1E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671e1c;
/* rgb */ color: rgb(103, 30, 28);
/* oklch */ color: oklch(35.2% 0.105 25.7);

Tailwind

colors: {
  custom: {
    50: '#985f58',
    500: '#671e1c',
    950: '#000000',
  },
}

SCSS

$custom: #671e1c;
$custom-light: #985f58;
$custom-dark: #000000;

JSON

{
  "hex": "#671e1c",
  "rgb": {
    "r": 103,
    "g": 30,
    "b": 28
  },
  "hsl": {
    "h": 1.6,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35152,
    "c": 0.10511,
    "h": 25.7
  },
  "luminance": 0.03896
}

Semantic roles & 50–950 ramp

primary

#671E1C

secondary

#439A9C

accent

#DCE147

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0503

muted

#7E7978

Preview Lab

Preview with #671E1C

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

Preview Lab → · Contrast checker → · Palette generator →