#8B3133#8B3133

#8B3133 is a dark, vivid red. Relative luminance 0.079; OKLCH L 44.4% C 0.123 H 22.3°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#8B3133
RGB	rgb(139, 49, 51)
HSL	hsl(359, 48%, 37%)
HSV	hsv(359, 65%, 55%)
CMYK	cmyk(0%, 64.7%, 63.3%, 45.5%)
CIE-LAB	lab(33.83, 38.43, 19.36)
CIE-LCH	lch(33.83, 43.03, 26.74°)
OKLab	oklab(44.44% 0.1136 0.0466)
OKLCH	oklch(44.44% 0.123 22.3)
XYZ	xyz(12.3445, 7.9263, 4.0112)
Luminance	0.0793 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B3133 #318B89

analogous

#8B3160 #8B3133 #8B5C31

triadic

#8B3133 #338B31 #31338B

tetradic

#8B3133 #608B31 #318B89 #5C318B

square

#8B3133 #608B31 #318B89 #5C318B

split-complementary

#8B3133 #318B5C #31608B

monochromatic

#311112 #5E2122 #8B3133 #B84144 #CB6B6E

Accessibility & contrast

On white

8.12

#8B3133 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#8B3133 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B3133

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B3133	#FFFFFF	#000000	##FFFFFF
##8B3133	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484432

Deuteranopia (green-blind)

#5F5731

Tritanopia (blue-blind)

#981E33

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #8b3133;
/* rgb */ color: rgb(139, 49, 51);
/* oklch */ color: oklch(44.4% 0.123 22.3);

Tailwind

colors: {
  custom: {
    50: '#b36e6a',
    500: '#8b3133',
    950: '#000000',
  },
}

SCSS

$custom: #8b3133;
$custom-light: #b36e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#8b3133",
  "rgb": {
    "r": 139,
    "g": 49,
    "b": 51
  },
  "hsl": {
    "h": 358.667,
    "s": 47.872,
    "l": 36.863
  },
  "oklch": {
    "l": 0.44437,
    "c": 0.12283,
    "h": 22.3
  },
  "luminance": 0.07925
}

Semantic roles & 50–950 ramp

primary

#8B3133

secondary

#65B2B1

accent

#D7D450

background

#FBF6F6

surface

#F6ECEB

border

#D0C7C6

text

#120706

muted

#817A7A

Preview Lab

Preview with #8B3133

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

Preview Lab → · Contrast checker → · Palette generator →