#B41839#B41839

#B41839 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.8% C 0.186 H 17.5°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#B41839
RGB	rgb(180, 24, 57)
HSL	hsl(347, 76%, 40%)
HSV	hsv(347, 87%, 71%)
CMYK	cmyk(0%, 86.7%, 68.3%, 29.4%)
CIE-LAB	lab(38.99, 59.81, 23.78)
CIE-LCH	lch(38.99, 64.36, 21.68°)
OKLab	oklab(49.76% 0.1777 0.0559)
OKLCH	oklch(49.76% 0.186 17.5)
XYZ	xyz(19.8898, 10.6552, 4.8795)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41839 #18B493

analogous

#B41887 #B41839 #B44518

triadic

#B41839 #39B418 #1839B4

tetradic

#B41839 #87B418 #18B493 #4518B4

square

#B41839 #87B418 #18B493 #4518B4

split-complementary

#B41839 #18B445 #1887B4

monochromatic

#480A17 #7E1128 #B41839 #E2274F #E95D7B

Accessibility & contrast

On white

6.71

#B41839 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#B41839 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41839

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41839	#FFFFFF	#000000	##FFFFFF
##B41839	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4739

Deuteranopia (green-blind)

#716734

Tritanopia (blue-blind)

#C60028

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41839;
/* rgb */ color: rgb(180, 24, 57);
/* oklch */ color: oklch(49.8% 0.186 17.5);

Tailwind

colors: {
  custom: {
    50: '#d36a6f',
    500: '#b41839',
    950: '#000000',
  },
}

SCSS

$custom: #b41839;
$custom-light: #d36a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b41839",
  "rgb": {
    "r": 180,
    "g": 24,
    "b": 57
  },
  "hsl": {
    "h": 347.308,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.49755,
    "c": 0.18626,
    "h": 17.5
  },
  "luminance": 0.10652
}

Semantic roles & 50–950 ramp

primary

#B41839

secondary

#5BCDB5

accent

#F3CB35

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160707

muted

#847A7A

Preview Lab

Preview with #B41839

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

Preview Lab → · Contrast checker → · Palette generator →