#B6374A#B6374A

#B6374A is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.162 H 16.2°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#B6374A
RGB	rgb(182, 55, 74)
HSL	hsl(351, 54%, 46%)
HSV	hsv(351, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 59.3%, 28.6%)
CIE-LAB	lab(43.03, 52.09, 18.47)
CIE-LCH	lch(43.03, 55.27, 19.52°)
OKLab	oklab(52.92% 0.156 0.0454)
OKLCH	oklch(52.92% 0.162 16.2)
XYZ	xyz(21.8957, 13.1749, 7.8673)
Luminance	0.1317 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6374A #37B6A3

analogous

#B6378A #B6374A #B66437

triadic

#B6374A #4AB637 #374AB6

tetradic

#B6374A #8AB637 #37B6A3 #6437B6

square

#B6374A #8AB637 #37B6A3 #6437B6

split-complementary

#B6374A #37B664 #378AB6

monochromatic

#581B24 #872937 #B6374A #CE5C6D #DC8B97

Accessibility & contrast

On white

5.78

#B6374A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B6374A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6374A

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6374A	#FFFFFF	#000000	##FFFFFF
##B6374A	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58554A

Deuteranopia (green-blind)

#786F47

Tritanopia (blue-blind)

#C7183F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b6374a;
/* rgb */ color: rgb(182, 55, 74);
/* oklch */ color: oklch(52.9% 0.162 16.2);

Tailwind

colors: {
  custom: {
    50: '#d2767c',
    500: '#b6374a',
    950: '#000000',
  },
}

SCSS

$custom: #b6374a;
$custom-light: #d2767c;
$custom-dark: #000000;

JSON

{
  "hex": "#b6374a",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 74
  },
  "hsl": {
    "h": 351.024,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52915,
    "c": 0.16249,
    "h": 16.2
  },
  "luminance": 0.13172
}

Semantic roles & 50–950 ramp

primary

#B6374A

secondary

#82C6BC

accent

#DDC74B

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B6374A

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

Preview Lab → · Contrast checker → · Palette generator →