#B41C3F#B41C3F

#B41C3F is a mid, vivid red. Relative luminance 0.109; OKLCH L 50.1% C 0.184 H 15.5°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#B41C3F
RGB	rgb(180, 28, 63)
HSL	hsl(346, 73%, 41%)
HSV	hsv(346, 84%, 71%)
CMYK	cmyk(0%, 84.4%, 65%, 29.4%)
CIE-LAB	lab(39.40, 59.26, 20.51)
CIE-LCH	lch(39.40, 62.71, 19.09°)
OKLab	oklab(50.09% 0.1772 0.0492)
OKLCH	oklch(50.09% 0.184 15.5)
XYZ	xyz(20.1371, 10.8958, 5.7445)
Luminance	0.1089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41C3F #1CB491

analogous

#B41C8B #B41C3F #B4451C

triadic

#B41C3F #3FB41C #1C3FB4

tetradic

#B41C3F #8BB41C #1CB491 #451CB4

square

#B41C3F #8BB41C #1CB491 #451CB4

split-complementary

#B41C3F #1CB445 #1C8BB4

monochromatic

#4A0C1A #7F142C #B41C3F #DF2F57 #E76482

Accessibility & contrast

On white

6.61

#B41C3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#B41C3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41C3F

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41C3F	#FFFFFF	#000000	##FFFFFF
##B41C3F	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493F

Deuteranopia (green-blind)

#71683B

Tritanopia (blue-blind)

#C6002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b41c3f;
/* rgb */ color: rgb(180, 28, 63);
/* oklch */ color: oklch(50.1% 0.184 15.5);

Tailwind

colors: {
  custom: {
    50: '#d26b73',
    500: '#b41c3f',
    950: '#000000',
  },
}

SCSS

$custom: #b41c3f;
$custom-light: #d26b73;
$custom-dark: #000000;

JSON

{
  "hex": "#b41c3f",
  "rgb": {
    "r": 180,
    "g": 28,
    "b": 63
  },
  "hsl": {
    "h": 346.184,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50093,
    "c": 0.18393,
    "h": 15.5
  },
  "luminance": 0.10893
}

Semantic roles & 50–950 ramp

primary

#B41C3F

secondary

#60CCB3

accent

#F0C538

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160808

muted

#847A7B

Preview Lab

Preview with #B41C3F

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

Preview Lab → · Contrast checker → · Palette generator →