#B8372A#B8372A

#B8372A is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.168 H 29.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B8372A
RGB	rgb(184, 55, 42)
HSL	hsl(5, 63%, 44%)
HSV	hsv(5, 77%, 72%)
CMYK	cmyk(0%, 70.1%, 77.2%, 27.8%)
CIE-LAB	lab(42.90, 51.01, 37.47)
CIE-LCH	lch(42.90, 63.30, 36.30°)
OKLab	oklab(52.73% 0.1459 0.0827)
OKLCH	oklch(52.73% 0.168 29.5)
XYZ	xyz(21.5537, 13.0931, 3.5824)
Luminance	0.1309 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B8372A #2AABB8

analogous

#B82A64 #B8372A #B87E2A

triadic

#B8372A #2AB837 #372AB8

tetradic

#B8372A #64B82A #2AABB8 #7E2AB8

square

#B8372A #64B82A #2AABB8 #7E2AB8

split-complementary

#B8372A #2AB87E #2A64B8

monochromatic

#541913 #86281F #B8372A #D6564A #E1857B

Accessibility & contrast

On white

5.80

#B8372A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B8372A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B8372A

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B8372A	#FFFFFF	#000000	##FFFFFF
##B8372A	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)

#5D5327

Deuteranopia (green-blind)

#7D7025

Tritanopia (blue-blind)

#CB0535

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b8372a;
/* rgb */ color: rgb(184, 55, 42);
/* oklch */ color: oklch(52.7% 0.168 29.5);

Tailwind

colors: {
  custom: {
    50: '#d67664',
    500: '#b8372a',
    950: '#000000',
  },
}

SCSS

$custom: #b8372a;
$custom-light: #d67664;
$custom-dark: #000000;

JSON

{
  "hex": "#b8372a",
  "rgb": {
    "r": 184,
    "g": 55,
    "b": 42
  },
  "hsl": {
    "h": 5.493,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52734,
    "c": 0.1677,
    "h": 29.5
  },
  "luminance": 0.1309
}

Semantic roles & 50–950 ramp

primary

#B8372A

secondary

#75C1C9

accent

#D7E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B8372A

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

Preview Lab → · Contrast checker → · Palette generator →