#B41C3A#B41C3A

#B41C3A is a mid, vivid red. Relative luminance 0.108; OKLCH L 50.0% C 0.184 H 17.6°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#B41C3A
RGB	rgb(180, 28, 58)
HSL	hsl(348, 73%, 41%)
HSV	hsv(348, 84%, 71%)
CMYK	cmyk(0%, 84.4%, 67.8%, 29.4%)
CIE-LAB	lab(39.31, 58.99, 23.55)
CIE-LCH	lch(39.31, 63.52, 21.76°)
OKLab	oklab(50% 0.1753 0.0555)
OKLCH	oklch(50% 0.184 17.6)
XYZ	xyz(20.0036, 10.8425, 5.0417)
Luminance	0.1084 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41C3A #1CB496

analogous

#B41C86 #B41C3A #B44A1C

triadic

#B41C3A #3AB41C #1C3AB4

tetradic

#B41C3A #86B41C #1CB496 #4A1CB4

square

#B41C3A #86B41C #1CB496 #4A1CB4

split-complementary

#B41C3A #1CB44A #1C86B4

monochromatic

#4A0C18 #7F1429 #B41C3A #DF2F51 #E7647D

Accessibility & contrast

On white

6.63

#B41C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#B41C3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41C3A

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41C3A	#FFFFFF	#000000	##FFFFFF
##B41C3A	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C483A

Deuteranopia (green-blind)

#726835

Tritanopia (blue-blind)

#C6002A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b41c3a;
/* rgb */ color: rgb(180, 28, 58);
/* oklch */ color: oklch(50.0% 0.184 17.6);

Tailwind

colors: {
  custom: {
    50: '#d36b6f',
    500: '#b41c3a',
    950: '#000000',
  },
}

SCSS

$custom: #b41c3a;
$custom-light: #d36b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b41c3a",
  "rgb": {
    "r": 180,
    "g": 28,
    "b": 58
  },
  "hsl": {
    "h": 348.158,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49997,
    "c": 0.18386,
    "h": 17.6
  },
  "luminance": 0.10839
}

Semantic roles & 50–950 ramp

primary

#B41C3A

secondary

#60CCB6

accent

#F0CB38

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160807

muted

#847A7A

Preview Lab

Preview with #B41C3A

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

Preview Lab → · Contrast checker → · Palette generator →