#B41A1A#B41A1A

#B41A1A is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.5% C 0.187 H 27.6°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#B41A1A
RGB	rgb(180, 26, 26)
HSL	hsl(0, 75%, 40%)
HSV	hsv(0, 86%, 71%)
CMYK	cmyk(0%, 85.6%, 85.6%, 29.4%)
CIE-LAB	lab(38.76, 58.26, 41.76)
CIE-LCH	lch(38.76, 71.68, 35.63°)
OKLab	oklab(49.46% 0.1659 0.0868)
OKLCH	oklch(49.46% 0.187 27.6)
XYZ	xyz(19.3807, 10.5199, 1.9872)
Luminance	0.1052 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41A1A #1AB4B4

analogous

#B41A67 #B41A1A #B4671A

triadic

#B41A1A #1AB41A #1A1AB4

tetradic

#B41A1A #67B41A #1AB4B4 #671AB4

square

#B41A1A #67B41A #1AB4B4 #671AB4

split-complementary

#B41A1A #1AB467 #1A67B4

monochromatic

#490B0B #7F1212 #B41A1A #E02B2B #E86060

Accessibility & contrast

On white

6.77

#B41A1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#B41A1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41A1A

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41A1A	#FFFFFF	#000000	##FFFFFF
##B41A1A	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4617

Deuteranopia (green-blind)

#746710

Tritanopia (blue-blind)

#C7001D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b41a1a;
/* rgb */ color: rgb(180, 26, 26);
/* oklch */ color: oklch(49.5% 0.187 27.6);

Tailwind

colors: {
  custom: {
    50: '#d56a58',
    500: '#b41a1a',
    950: '#000000',
  },
}

SCSS

$custom: #b41a1a;
$custom-light: #d56a58;
$custom-dark: #000000;

JSON

{
  "hex": "#b41a1a",
  "rgb": {
    "r": 180,
    "g": 26,
    "b": 26
  },
  "hsl": {
    "h": 0,
    "s": 74.757,
    "l": 40.392
  },
  "oklch": {
    "l": 0.49461,
    "c": 0.18726,
    "h": 27.6
  },
  "luminance": 0.10517
}

Semantic roles & 50–950 ramp

primary

#B41A1A

secondary

#5DCCCC

accent

#F1F136

background

#FEF6F5

surface

#FDECE9

border

#D5C7C5

text

#160703

muted

#847A78

Preview Lab

Preview with #B41A1A

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

Preview Lab → · Contrast checker → · Palette generator →