#B9372A#B9372A

#B9372A is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.169 H 29.5°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B9372A
RGB	rgb(185, 55, 42)
HSL	hsl(5, 63%, 45%)
HSV	hsv(5, 77%, 73%)
CMYK	cmyk(0%, 70.3%, 77.3%, 27.5%)
CIE-LAB	lab(43.09, 51.34, 37.72)
CIE-LCH	lch(43.09, 63.71, 36.31°)
OKLab	oklab(52.91% 0.1468 0.0832)
OKLCH	oklch(52.91% 0.169 29.5)
XYZ	xyz(21.7942, 13.2171, 3.5936)
Luminance	0.1321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9372A #2AACB9

analogous

#B92A64 #B9372A #B97F2A

triadic

#B9372A #2AB937 #372AB9

tetradic

#B9372A #64B92A #2AACB9 #7F2AB9

square

#B9372A #64B92A #2AACB9 #7F2AB9

split-complementary

#B9372A #2AB97F #2A64B9

monochromatic

#551913 #87281F #B9372A #D6574A #E1857C

Accessibility & contrast

On white

5.76

#B9372A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B9372A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B9372A

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9372A	#FFFFFF	#000000	##FFFFFF
##B9372A	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5427

Deuteranopia (green-blind)

#7D7025

Tritanopia (blue-blind)

#CC0335

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b9372a;
/* rgb */ color: rgb(185, 55, 42);
/* oklch */ color: oklch(52.9% 0.169 29.5);

Tailwind

colors: {
  custom: {
    50: '#d77665',
    500: '#b9372a',
    950: '#000000',
  },
}

SCSS

$custom: #b9372a;
$custom-light: #d77665;
$custom-dark: #000000;

JSON

{
  "hex": "#b9372a",
  "rgb": {
    "r": 185,
    "g": 55,
    "b": 42
  },
  "hsl": {
    "h": 5.455,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52907,
    "c": 0.16874,
    "h": 29.5
  },
  "luminance": 0.13214
}

Semantic roles & 50–950 ramp

primary

#B9372A

secondary

#75C2CA

accent

#D7E642

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B9372A

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

Preview Lab → · Contrast checker → · Palette generator →