#B0343F#B0343F

#B0343F is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.160 H 20.0°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B0343F
RGB	rgb(176, 52, 63)
HSL	hsl(355, 54%, 45%)
HSV	hsv(355, 70%, 69%)
CMYK	cmyk(0%, 70.5%, 64.2%, 31%)
CIE-LAB	lab(41.29, 50.60, 22.79)
CIE-LCH	lch(41.29, 55.50, 24.24°)
OKLab	oklab(51.35% 0.15 0.0545)
OKLCH	oklch(51.35% 0.16 20)
XYZ	xyz(20.0317, 12.0478, 5.9723)
Luminance	0.1205 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0343F #34B0A5

analogous

#B0347D #B0343F #B06734

triadic

#B0343F #3FB034 #343FB0

tetradic

#B0343F #7DB034 #34B0A5 #6734B0

square

#B0343F #7DB034 #34B0A5 #6734B0

split-complementary

#B0343F #34B067 #347DB0

monochromatic

#52181D #81262E #B0343F #CD555F #DB848C

Accessibility & contrast

On white

6.16

#B0343F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B0343F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0343F

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0343F	#FFFFFF	#000000	##FFFFFF
##B0343F	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513F

Deuteranopia (green-blind)

#756B3C

Tritanopia (blue-blind)

#C11039

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b0343f;
/* rgb */ color: rgb(176, 52, 63);
/* oklch */ color: oklch(51.4% 0.160 20.0);

Tailwind

colors: {
  custom: {
    50: '#cf7474',
    500: '#b0343f',
    950: '#000000',
  },
}

SCSS

$custom: #b0343f;
$custom-light: #cf7474;
$custom-dark: #000000;

JSON

{
  "hex": "#b0343f",
  "rgb": {
    "r": 176,
    "g": 52,
    "b": 63
  },
  "hsl": {
    "h": 354.677,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51353,
    "c": 0.1596,
    "h": 20
  },
  "luminance": 0.12045
}

Semantic roles & 50–950 ramp

primary

#B0343F

secondary

#7CC4BE

accent

#DED14A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B0343F

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

Preview Lab → · Contrast checker → · Palette generator →