#8B371C#8B371C

#8B371C is a dark, vivid red. Relative luminance 0.083; OKLCH L 44.9% C 0.121 H 37.8°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#8B371C
RGB	rgb(139, 55, 28)
HSL	hsl(15, 66%, 33%)
HSV	hsv(15, 80%, 55%)
CMYK	cmyk(0%, 60.4%, 79.9%, 45.5%)
CIE-LAB	lab(34.61, 34.22, 33.99)
CIE-LCH	lch(34.61, 48.23, 44.80°)
OKLab	oklab(44.93% 0.0959 0.0745)
OKLCH	oklch(44.93% 0.121 37.8)
XYZ	xyz(12.2245, 8.3069, 2.0581)
Luminance	0.0830 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B371C #1C708B

analogous

#8B1C38 #8B371C #8B6F1C

triadic

#8B371C #1C8B37 #371C8B

tetradic

#8B371C #388B1C #1C708B #6F1C8B

square

#8B371C #388B1C #1C708B #6F1C8B

split-complementary

#8B371C #1C8B6F #1C388B

monochromatic

#250F07 #582312 #8B371C #BE4B26 #DA6B47

Accessibility & contrast

On white

7.89

#8B371C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#8B371C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B371C

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B371C	#FFFFFF	#000000	##FFFFFF
##8B371C	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4618

Deuteranopia (green-blind)

#635819

Tritanopia (blue-blind)

#992331

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #8b371c;
/* rgb */ color: rgb(139, 55, 28);
/* oklch */ color: oklch(44.9% 0.121 37.8);

Tailwind

colors: {
  custom: {
    50: '#b4715a',
    500: '#8b371c',
    950: '#000000',
  },
}

SCSS

$custom: #8b371c;
$custom-light: #b4715a;
$custom-dark: #000000;

JSON

{
  "hex": "#8b371c",
  "rgb": {
    "r": 139,
    "g": 55,
    "b": 28
  },
  "hsl": {
    "h": 14.595,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44926,
    "c": 0.12141,
    "h": 37.8
  },
  "luminance": 0.08305
}

Semantic roles & 50–950 ramp

primary

#8B371C

secondary

#479FBC

accent

#C0E93E

background

#FBF6F5

surface

#F7ECE9

border

#D0C7C5

text

#120804

muted

#817B79

Preview Lab

Preview with #8B371C

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

Preview Lab → · Contrast checker → · Palette generator →