#B41F3A#B41F3A

#B41F3A is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.2% C 0.182 H 18.0°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#B41F3A
RGB	rgb(180, 31, 58)
HSL	hsl(349, 71%, 41%)
HSV	hsv(349, 83%, 71%)
CMYK	cmyk(0%, 82.8%, 67.8%, 29.4%)
CIE-LAB	lab(39.57, 58.27, 23.87)
CIE-LCH	lch(39.57, 62.97, 22.27°)
OKLab	oklab(50.18% 0.173 0.0562)
OKLCH	oklch(50.18% 0.182 18)
XYZ	xyz(20.0784, 10.9919, 5.0666)
Luminance	0.1099 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41F3A #1FB499

analogous

#B41F85 #B41F3A #B44F1F

triadic

#B41F3A #3AB41F #1F3AB4

tetradic

#B41F3A #85B41F #1FB499 #4F1FB4

square

#B41F3A #85B41F #1FB499 #4F1FB4

split-complementary

#B41F3A #1FB44F #1F85B4

monochromatic

#4C0D18 #801629 #B41F3A #DC3453 #E5687F

Accessibility & contrast

On white

6.57

#B41F3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#B41F3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41F3A

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41F3A	#FFFFFF	#000000	##FFFFFF
##B41F3A	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E493A

Deuteranopia (green-blind)

#726835

Tritanopia (blue-blind)

#C6002B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b41f3a;
/* rgb */ color: rgb(180, 31, 58);
/* oklch */ color: oklch(50.2% 0.182 18.0);

Tailwind

colors: {
  custom: {
    50: '#d36c70',
    500: '#b41f3a',
    950: '#000000',
  },
}

SCSS

$custom: #b41f3a;
$custom-light: #d36c70;
$custom-dark: #000000;

JSON

{
  "hex": "#b41f3a",
  "rgb": {
    "r": 180,
    "g": 31,
    "b": 58
  },
  "hsl": {
    "h": 349.128,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50184,
    "c": 0.18186,
    "h": 18
  },
  "luminance": 0.10989
}

Semantic roles & 50–950 ramp

primary

#B41F3A

secondary

#64CBB8

accent

#EDCD3A

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160807

muted

#847A7A

Preview Lab

Preview with #B41F3A

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

Preview Lab → · Contrast checker → · Palette generator →