#B8372D#B8372D

#B8372D is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.167 H 28.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B8372D
RGB	rgb(184, 55, 45)
HSL	hsl(4, 61%, 45%)
HSV	hsv(4, 76%, 72%)
CMYK	cmyk(0%, 70.1%, 75.5%, 27.8%)
CIE-LAB	lab(42.94, 51.13, 35.82)
CIE-LCH	lch(42.94, 62.43, 35.02°)
OKLab	oklab(52.77% 0.1469 0.0799)
OKLCH	oklch(52.77% 0.167 28.5)
XYZ	xyz(21.6095, 13.1154, 3.8758)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B8372D #2DAEB8

analogous

#B82D68 #B8372D #B87D2D

triadic

#B8372D #2DB837 #372DB8

tetradic

#B8372D #68B82D #2DAEB8 #7D2DB8

square

#B8372D #68B82D #2DAEB8 #7D2DB8

split-complementary

#B8372D #2DB87D #2D68B8

monochromatic

#561A15 #872821 #B8372D #D4584E #E08680

Accessibility & contrast

On white

5.80

#B8372D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B8372D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B8372D

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B8372D	#FFFFFF	#000000	##FFFFFF
##B8372D	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532B

Deuteranopia (green-blind)

#7C7028

Tritanopia (blue-blind)

#CB0636

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b8372d;
/* rgb */ color: rgb(184, 55, 45);
/* oklch */ color: oklch(52.8% 0.167 28.5);

Tailwind

colors: {
  custom: {
    50: '#d67667',
    500: '#b8372d',
    950: '#000000',
  },
}

SCSS

$custom: #b8372d;
$custom-light: #d67667;
$custom-dark: #000000;

JSON

{
  "hex": "#b8372d",
  "rgb": {
    "r": 184,
    "g": 55,
    "b": 45
  },
  "hsl": {
    "h": 4.317,
    "s": 60.699,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5277,
    "c": 0.16721,
    "h": 28.5
  },
  "luminance": 0.13112
}

Semantic roles & 50–950 ramp

primary

#B8372D

secondary

#78C3C9

accent

#D8E444

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B8372D

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

Preview Lab → · Contrast checker → · Palette generator →