#B7343F#B7343F

#B7343F is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.6% C 0.167 H 20.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B7343F
RGB	rgb(183, 52, 63)
HSL	hsl(355, 56%, 46%)
HSV	hsv(355, 72%, 72%)
CMYK	cmyk(0%, 71.6%, 65.6%, 28.2%)
CIE-LAB	lab(42.59, 52.84, 24.71)
CIE-LCH	lch(42.59, 58.33, 25.06°)
OKLab	oklab(52.56% 0.1562 0.0587)
OKLCH	oklch(52.56% 0.167 20.6)
XYZ	xyz(21.6559, 12.8853, 6.0485)
Luminance	0.1288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7343F #34B7AC

analogous

#B73480 #B7343F #B76A34

triadic

#B7343F #3FB734 #343FB7

tetradic

#B7343F #80B734 #34B7AC #6A34B7

square

#B7343F #80B734 #34B7AC #6A34B7

split-complementary

#B7343F #34B76A #3480B7

monochromatic

#58191E #87262F #B7343F #D05963 #DD888F

Accessibility & contrast

On white

5.87

#B7343F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B7343F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7343F

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7343F	#FFFFFF	#000000	##FFFFFF
##B7343F	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58533E

Deuteranopia (green-blind)

#796F3B

Tritanopia (blue-blind)

#C90739

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b7343f;
/* rgb */ color: rgb(183, 52, 63);
/* oklch */ color: oklch(52.6% 0.167 20.6);

Tailwind

colors: {
  custom: {
    50: '#d47574',
    500: '#b7343f',
    950: '#000000',
  },
}

SCSS

$custom: #b7343f;
$custom-light: #d47574;
$custom-dark: #000000;

JSON

{
  "hex": "#b7343f",
  "rgb": {
    "r": 183,
    "g": 52,
    "b": 63
  },
  "hsl": {
    "h": 354.962,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52559,
    "c": 0.16687,
    "h": 20.6
  },
  "luminance": 0.12882
}

Semantic roles & 50–950 ramp

primary

#B7343F

secondary

#80C7C1

accent

#DFD249

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B7343F

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

Preview Lab → · Contrast checker → · Palette generator →