#B8372B#B8372B

#B8372B is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.168 H 29.2°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B8372B
RGB	rgb(184, 55, 43)
HSL	hsl(5, 62%, 45%)
HSV	hsv(5, 77%, 72%)
CMYK	cmyk(0%, 70.1%, 76.6%, 27.8%)
CIE-LAB	lab(42.91, 51.05, 36.93)
CIE-LCH	lch(42.91, 63.01, 35.88°)
OKLab	oklab(52.75% 0.1462 0.0818)
OKLCH	oklch(52.75% 0.168 29.2)
XYZ	xyz(21.5719, 13.1004, 3.6778)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B8372B #2BACB8

analogous

#B82B66 #B8372B #B87D2B

triadic

#B8372B #2BB837 #372BB8

tetradic

#B8372B #66B82B #2BACB8 #7D2BB8

square

#B8372B #66B82B #2BACB8 #7D2BB8

split-complementary

#B8372B #2BB87D #2B66B8

monochromatic

#551914 #86281F #B8372B #D5574B #E1857D

Accessibility & contrast

On white

5.80

#B8372B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B8372B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B8372B

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B8372B	#FFFFFF	#000000	##FFFFFF
##B8372B	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)

#5D5329

Deuteranopia (green-blind)

#7D7026

Tritanopia (blue-blind)

#CB0535

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b8372b;
/* rgb */ color: rgb(184, 55, 43);
/* oklch */ color: oklch(52.7% 0.168 29.2);

Tailwind

colors: {
  custom: {
    50: '#d67665',
    500: '#b8372b',
    950: '#000000',
  },
}

SCSS

$custom: #b8372b;
$custom-light: #d67665;
$custom-dark: #000000;

JSON

{
  "hex": "#b8372b",
  "rgb": {
    "r": 184,
    "g": 55,
    "b": 43
  },
  "hsl": {
    "h": 5.106,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52746,
    "c": 0.16753,
    "h": 29.2
  },
  "luminance": 0.13097
}

Semantic roles & 50–950 ramp

primary

#B8372B

secondary

#76C2C9

accent

#D7E543

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B8372B

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

Preview Lab → · Contrast checker → · Palette generator →