#B41B3C#B41B3C

#B41B3C is a mid, vivid red. Relative luminance 0.108; OKLCH L 50.0% C 0.184 H 16.6°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#B41B3C
RGB	rgb(180, 27, 60)
HSL	hsl(347, 74%, 41%)
HSV	hsv(347, 85%, 71%)
CMYK	cmyk(0%, 85%, 66.7%, 29.4%)
CIE-LAB	lab(39.27, 59.32, 22.24)
CIE-LCH	lch(39.27, 63.35, 20.55°)
OKLab	oklab(49.98% 0.1768 0.0528)
OKLCH	oklch(49.98% 0.185 16.6)
XYZ	xyz(20.0322, 10.8166, 5.3071)
Luminance	0.1081 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41B3C #1BB493

analogous

#B41B88 #B41B3C #B4471B

triadic

#B41B3C #3CB41B #1B3CB4

tetradic

#B41B3C #88B41B #1BB493 #471BB4

square

#B41B3C #88B41B #1BB493 #471BB4

split-complementary

#B41B3C #1BB447 #1B88B4

monochromatic

#4A0B19 #7F132A #B41B3C #DF2D53 #E7627F

Accessibility & contrast

On white

6.64

#B41B3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B41B3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41B3C

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41B3C	#FFFFFF	#000000	##FFFFFF
##B41B3C	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C483C

Deuteranopia (green-blind)

#726837

Tritanopia (blue-blind)

#C6002A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41b3c;
/* rgb */ color: rgb(180, 27, 60);
/* oklch */ color: oklch(50.0% 0.184 16.6);

Tailwind

colors: {
  custom: {
    50: '#d36b71',
    500: '#b41b3c',
    950: '#000000',
  },
}

SCSS

$custom: #b41b3c;
$custom-light: #d36b71;
$custom-dark: #000000;

JSON

{
  "hex": "#b41b3c",
  "rgb": {
    "r": 180,
    "g": 27,
    "b": 60
  },
  "hsl": {
    "h": 347.059,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49976,
    "c": 0.1845,
    "h": 16.6
  },
  "luminance": 0.10813
}

Semantic roles & 50–950 ramp

primary

#B41B3C

secondary

#5FCCB4

accent

#F1C937

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160807

muted

#847A7A

Preview Lab

Preview with #B41B3C

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

Preview Lab → · Contrast checker → · Palette generator →