#671C27#671C27

#671C27 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.107 H 16.2°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#671C27
RGB	rgb(103, 28, 39)
HSL	hsl(351, 57%, 26%)
HSV	hsv(351, 73%, 40%)
CMYK	cmyk(0%, 72.8%, 62.1%, 59.6%)
CIE-LAB	lab(23.21, 34.16, 12.08)
CIE-LCH	lch(23.21, 36.23, 19.48°)
OKLab	oklab(35.13% 0.1023 0.0297)
OKLCH	oklch(35.13% 0.107 16.2)
XYZ	xyz(6.3756, 3.8614, 2.3287)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671C27 #1C675C

analogous

#671C4C #671C27 #67361C

triadic

#671C27 #27671C #1C2767

tetradic

#671C27 #4C671C #1C675C #361C67

square

#671C27 #4C671C #1C675C #361C67

split-complementary

#671C27 #1C6736 #1C4C67

monochromatic

#180709 #370F15 #671C27 #972939 #C7364B

Accessibility & contrast

On white

11.85

#671C27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#671C27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671C27

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671C27	#FFFFFF	#000000	##FFFFFF
##671C27	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2D27

Deuteranopia (green-blind)

#423D25

Tritanopia (blue-blind)

#710A21

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #671c27;
/* rgb */ color: rgb(103, 28, 39);
/* oklch */ color: oklch(35.1% 0.107 16.2);

Tailwind

colors: {
  custom: {
    50: '#975e60',
    500: '#671c27',
    950: '#000000',
  },
}

SCSS

$custom: #671c27;
$custom-light: #975e60;
$custom-dark: #000000;

JSON

{
  "hex": "#671c27",
  "rgb": {
    "r": 103,
    "g": 28,
    "b": 39
  },
  "hsl": {
    "h": 351.2,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35131,
    "c": 0.10657,
    "h": 16.2
  },
  "luminance": 0.03861
}

Semantic roles & 50–950 ramp

primary

#671C27

secondary

#439C8F

accent

#E1CA47

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #671C27

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

Preview Lab → · Contrast checker → · Palette generator →