#671E28#671E28

#671E28 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.104 H 16.3°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#671E28
RGB	rgb(103, 30, 40)
HSL	hsl(352, 55%, 26%)
HSV	hsv(352, 71%, 40%)
CMYK	cmyk(0%, 70.9%, 61.2%, 59.6%)
CIE-LAB	lab(23.56, 33.34, 11.87)
CIE-LCH	lch(23.56, 35.39, 19.60°)
OKLab	oklab(35.4% 0.0999 0.0293)
OKLCH	oklch(35.4% 0.104 16.3)
XYZ	xyz(6.4414, 3.9662, 2.4334)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671E28 #1E675D

analogous

#671E4C #671E28 #67381E

triadic

#671E28 #28671E #1E2867

tetradic

#671E28 #4C671E #1E675D #381E67

square

#671E28 #4C671E #1E675D #381E67

split-complementary

#671E28 #1E6738 #1E4C67

monochromatic

#180709 #381016 #671E28 #962C3A #C63A4D

Accessibility & contrast

On white

11.71

#671E28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#671E28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671E28

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671E28	#FFFFFF	#000000	##FFFFFF
##671E28	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E28

Deuteranopia (green-blind)

#433E26

Tritanopia (blue-blind)

#710E22

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671e28;
/* rgb */ color: rgb(103, 30, 40);
/* oklch */ color: oklch(35.4% 0.104 16.3);

Tailwind

colors: {
  custom: {
    50: '#975f61',
    500: '#671e28',
    950: '#000000',
  },
}

SCSS

$custom: #671e28;
$custom-light: #975f61;
$custom-dark: #000000;

JSON

{
  "hex": "#671e28",
  "rgb": {
    "r": 103,
    "g": 30,
    "b": 40
  },
  "hsl": {
    "h": 351.781,
    "s": 54.887,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35401,
    "c": 0.10412,
    "h": 16.3
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary

#671E28

secondary

#459C90

accent

#DECA4A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #671E28

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

Preview Lab → · Contrast checker → · Palette generator →