#B6372A#B6372A

#B6372A is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.166 H 29.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B6372A
RGB	rgb(182, 55, 42)
HSL	hsl(6, 63%, 44%)
HSV	hsv(6, 77%, 71%)
CMYK	cmyk(0%, 69.8%, 76.9%, 28.6%)
CIE-LAB	lab(42.53, 50.35, 36.97)
CIE-LCH	lch(42.53, 62.46, 36.29°)
OKLab	oklab(52.39% 0.1441 0.0817)
OKLCH	oklch(52.39% 0.166 29.6)
XYZ	xyz(21.0779, 12.8478, 3.5600)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6372A #2AA9B6

analogous

#B62A63 #B6372A #B67D2A

triadic

#B6372A #2AB637 #372AB6

tetradic

#B6372A #63B62A #2AA9B6 #7D2AB6

square

#B6372A #63B62A #2AA9B6 #7D2AB6

split-complementary

#B6372A #2AB67D #2A63B6

monochromatic

#531913 #84281F #B6372A #D55548 #E0847A

Accessibility & contrast

On white

5.88

#B6372A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B6372A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6372A

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6372A	#FFFFFF	#000000	##FFFFFF
##B6372A	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5327

Deuteranopia (green-blind)

#7B6F25

Tritanopia (blue-blind)

#C80835

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b6372a;
/* rgb */ color: rgb(182, 55, 42);
/* oklch */ color: oklch(52.4% 0.166 29.6);

Tailwind

colors: {
  custom: {
    50: '#d47664',
    500: '#b6372a',
    950: '#000000',
  },
}

SCSS

$custom: #b6372a;
$custom-light: #d47664;
$custom-dark: #000000;

JSON

{
  "hex": "#b6372a",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 42
  },
  "hsl": {
    "h": 5.571,
    "s": 62.5,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52389,
    "c": 0.16562,
    "h": 29.6
  },
  "luminance": 0.12845
}

Semantic roles & 50–950 ramp

primary

#B6372A

secondary

#73C0C8

accent

#D6E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B6372A

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

Preview Lab → · Contrast checker → · Palette generator →