#B41538#B41538

#B41538 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.6% C 0.188 H 17.5°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#B41538
RGB	rgb(180, 21, 56)
HSL	hsl(347, 79%, 39%)
HSV	hsv(347, 88%, 71%)
CMYK	cmyk(0%, 88.3%, 68.9%, 29.4%)
CIE-LAB	lab(38.77, 60.34, 24.13)
CIE-LCH	lch(38.77, 64.98, 21.80°)
OKLab	oklab(49.59% 0.1792 0.0566)
OKLCH	oklch(49.59% 0.188 17.5)
XYZ	xyz(19.8067, 10.5283, 4.7299)
Luminance	0.1052 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41538 #15B491

analogous

#B41588 #B41538 #B44115

triadic

#B41538 #38B415 #1538B4

tetradic

#B41538 #88B415 #15B491 #4115B4

square

#B41538 #88B415 #15B491 #4115B4

split-complementary

#B41538 #15B441 #1588B4

monochromatic

#460816 #7D0F27 #B41538 #E5214C #EC5878

Accessibility & contrast

On white

6.76

#B41538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#B41538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41538

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41538	#FFFFFF	#000000	##FFFFFF
##B41538	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4638

Deuteranopia (green-blind)

#716733

Tritanopia (blue-blind)

#C60026

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b41538;
/* rgb */ color: rgb(180, 21, 56);
/* oklch */ color: oklch(49.6% 0.188 17.5);

Tailwind

colors: {
  custom: {
    50: '#d3696e',
    500: '#b41538',
    950: '#000000',
  },
}

SCSS

$custom: #b41538;
$custom-light: #d3696e;
$custom-dark: #000000;

JSON

{
  "hex": "#b41538",
  "rgb": {
    "r": 180,
    "g": 21,
    "b": 56
  },
  "hsl": {
    "h": 346.792,
    "s": 79.104,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49588,
    "c": 0.18786,
    "h": 17.5
  },
  "luminance": 0.10525
}

Semantic roles & 50–950 ramp

primary

#B41538

secondary

#56CFB4

accent

#F6CB32

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160707

muted

#847A7A

Preview Lab

Preview with #B41538

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

Preview Lab → · Contrast checker → · Palette generator →