#B6373D#B6373D

#B6373D is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.163 H 22.2°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B6373D
RGB	rgb(182, 55, 61)
HSL	hsl(357, 54%, 46%)
HSV	hsv(357, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 66.5%, 28.6%)
CIE-LAB	lab(42.79, 51.26, 26.13)
CIE-LCH	lch(42.79, 57.54, 27.01°)
OKLab	oklab(52.66% 0.1509 0.0617)
OKLCH	oklch(52.66% 0.163 22.2)
XYZ	xyz(21.5022, 13.0175, 5.7944)
Luminance	0.1301 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6373D #37B6B0

analogous

#B6377D #B6373D #B67137

triadic

#B6373D #3DB637 #373DB6

tetradic

#B6373D #7DB637 #37B6B0 #7137B6

square

#B6373D #7DB637 #37B6B0 #7137B6

split-complementary

#B6373D #37B671 #377DB6

monochromatic

#581B1D #87292D #B6373D #CE5C62 #DC8B8F

Accessibility & contrast

On white

5.83

#B6373D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B6373D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6373D

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6373D	#FFFFFF	#000000	##FFFFFF
##B6373D	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A543C

Deuteranopia (green-blind)

#7A6F39

Tritanopia (blue-blind)

#C8113A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b6373d;
/* rgb */ color: rgb(182, 55, 61);
/* oklch */ color: oklch(52.7% 0.163 22.2);

Tailwind

colors: {
  custom: {
    50: '#d37672',
    500: '#b6373d',
    950: '#000000',
  },
}

SCSS

$custom: #b6373d;
$custom-light: #d37672;
$custom-dark: #000000;

JSON

{
  "hex": "#b6373d",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 61
  },
  "hsl": {
    "h": 357.165,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52663,
    "c": 0.16301,
    "h": 22.2
  },
  "luminance": 0.13014
}

Semantic roles & 50–950 ramp

primary

#B6373D

secondary

#82C6C3

accent

#DDD64B

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B6373D

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

Preview Lab → · Contrast checker → · Palette generator →