#B6374B#B6374B

#B6374B is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.163 H 15.7°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B6374B
RGB	rgb(182, 55, 75)
HSL	hsl(351, 54%, 46%)
HSV	hsv(351, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 58.8%, 28.6%)
CIE-LAB	lab(43.05, 52.16, 17.88)
CIE-LCH	lch(43.05, 55.14, 18.92°)
OKLab	oklab(52.94% 0.1564 0.044)
OKLCH	oklch(52.94% 0.163 15.7)
XYZ	xyz(21.9297, 13.1885, 8.0461)
Luminance	0.1318 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6374B #37B6A2

analogous

#B6378B #B6374B #B66337

triadic

#B6374B #4BB637 #374BB6

tetradic

#B6374B #8BB637 #37B6A2 #6337B6

square

#B6374B #8BB637 #37B6A2 #6337B6

split-complementary

#B6374B #37B663 #378BB6

monochromatic

#581B24 #872938 #B6374B #CE5C6E #DC8B98

Accessibility & contrast

On white

5.77

#B6374B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B6374B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6374B

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6374B	#FFFFFF	#000000	##FFFFFF
##B6374B	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58554B

Deuteranopia (green-blind)

#786F48

Tritanopia (blue-blind)

#C7183F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b6374b;
/* rgb */ color: rgb(182, 55, 75);
/* oklch */ color: oklch(52.9% 0.163 15.7);

Tailwind

colors: {
  custom: {
    50: '#d2767d',
    500: '#b6374b',
    950: '#000000',
  },
}

SCSS

$custom: #b6374b;
$custom-light: #d2767d;
$custom-dark: #000000;

JSON

{
  "hex": "#b6374b",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 75
  },
  "hsl": {
    "h": 350.551,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52937,
    "c": 0.16251,
    "h": 15.7
  },
  "luminance": 0.13185
}

Semantic roles & 50–950 ramp

primary

#B6374B

secondary

#82C6BC

accent

#DDC64B

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B6374B

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

Preview Lab → · Contrast checker → · Palette generator →