#671D28#671D28

#671D28 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.105 H 15.8°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#671D28
RGB	rgb(103, 29, 40)
HSL	hsl(351, 56%, 26%)
HSV	hsv(351, 72%, 40%)
CMYK	cmyk(0%, 71.8%, 61.2%, 59.6%)
CIE-LAB	lab(23.39, 33.79, 11.65)
CIE-LCH	lch(23.39, 35.74, 19.02°)
OKLab	oklab(35.28% 0.1014 0.0288)
OKLCH	oklch(35.28% 0.105 15.8)
XYZ	xyz(6.4165, 3.9164, 2.4251)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#671D28 #1D675C

analogous

#671D4D #671D28 #67371D

triadic

#671D28 #28671D #1D2867

tetradic

#671D28 #4D671D #1D675C #371D67

square

#671D28 #4D671D #1D675C #371D67

split-complementary

#671D28 #1D6737 #1D4D67

monochromatic

#180709 #371015 #671D28 #972A3B #C7384D

Accessibility & contrast

On white

11.78

#671D28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#671D28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #671D28

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##671D28	#FFFFFF	#000000	##FFFFFF
##671D28	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302E28

Deuteranopia (green-blind)

#433D26

Tritanopia (blue-blind)

#710D21

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #671d28;
/* rgb */ color: rgb(103, 29, 40);
/* oklch */ color: oklch(35.3% 0.105 15.8);

Tailwind

colors: {
  custom: {
    50: '#975e61',
    500: '#671d28',
    950: '#000000',
  },
}

SCSS

$custom: #671d28;
$custom-light: #975e61;
$custom-dark: #000000;

JSON

{
  "hex": "#671d28",
  "rgb": {
    "r": 103,
    "g": 29,
    "b": 40
  },
  "hsl": {
    "h": 351.081,
    "s": 56.061,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35277,
    "c": 0.10536,
    "h": 15.8
  },
  "luminance": 0.03915
}

Semantic roles & 50–950 ramp

primary

#671D28

secondary

#449C8F

accent

#DFC948

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0505

muted

#7E7979

Preview Lab

Preview with #671D28

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

Preview Lab → · Contrast checker → · Palette generator →