#B9372D#B9372D

#B9372D is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.168 H 28.5°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B9372D
RGB	rgb(185, 55, 45)
HSL	hsl(4, 61%, 45%)
HSV	hsv(4, 76%, 73%)
CMYK	cmyk(0%, 70.3%, 75.7%, 27.5%)
CIE-LAB	lab(43.12, 51.46, 36.08)
CIE-LCH	lch(43.12, 62.85, 35.03°)
OKLab	oklab(52.94% 0.1478 0.0804)
OKLCH	oklch(52.94% 0.168 28.5)
XYZ	xyz(21.8499, 13.2394, 3.8871)
Luminance	0.1324 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9372D #2DAFB9

analogous

#B92D69 #B9372D #B97D2D

triadic

#B9372D #2DB937 #372DB9

tetradic

#B9372D #69B92D #2DAFB9 #7D2DB9

square

#B9372D #69B92D #2DAFB9 #7D2DB9

split-complementary

#B9372D #2DB97D #2D69B9

monochromatic

#571A15 #882821 #B9372D #D4594F #E08780

Accessibility & contrast

On white

5.76

#B9372D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#B9372D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B9372D

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9372D	#FFFFFF	#000000	##FFFFFF
##B9372D	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542B

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#CC0536

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b9372d;
/* rgb */ color: rgb(185, 55, 45);
/* oklch */ color: oklch(52.9% 0.168 28.5);

Tailwind

colors: {
  custom: {
    50: '#d67667',
    500: '#b9372d',
    950: '#000000',
  },
}

SCSS

$custom: #b9372d;
$custom-light: #d67667;
$custom-dark: #000000;

JSON

{
  "hex": "#b9372d",
  "rgb": {
    "r": 185,
    "g": 55,
    "b": 45
  },
  "hsl": {
    "h": 4.286,
    "s": 60.87,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52942,
    "c": 0.16825,
    "h": 28.5
  },
  "luminance": 0.13236
}

Semantic roles & 50–950 ramp

primary

#B9372D

secondary

#79C3C9

accent

#D9E444

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B9372D

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

Preview Lab → · Contrast checker → · Palette generator →