#B41B3D#B41B3D

#B41B3D is a mid, vivid red. Relative luminance 0.108; OKLCH L 50.0% C 0.185 H 16.2°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#B41B3D
RGB	rgb(180, 27, 61)
HSL	hsl(347, 74%, 41%)
HSV	hsv(347, 85%, 71%)
CMYK	cmyk(0%, 85%, 66.1%, 29.4%)
CIE-LAB	lab(39.29, 59.38, 21.63)
CIE-LCH	lch(39.29, 63.19, 20.01°)
OKLab	oklab(50% 0.1772 0.0516)
OKLCH	oklch(50% 0.185 16.2)
XYZ	xyz(20.0589, 10.8272, 5.4477)
Luminance	0.1082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41B3D #1BB492

analogous

#B41B89 #B41B3D #B4461B

triadic

#B41B3D #3DB41B #1B3DB4

tetradic

#B41B3D #89B41B #1BB492 #461BB4

square

#B41B3D #89B41B #1BB492 #461BB4

split-complementary

#B41B3D #1BB446 #1B89B4

monochromatic

#4A0B19 #7F132B #B41B3D #DF2D54 #E76280

Accessibility & contrast

On white

6.64

#B41B3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#B41B3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41B3D

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41B3D	#FFFFFF	#000000	##FFFFFF
##B41B3D	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C483D

Deuteranopia (green-blind)

#716839

Tritanopia (blue-blind)

#C6002B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b41b3d;
/* rgb */ color: rgb(180, 27, 61);
/* oklch */ color: oklch(50.0% 0.185 16.2);

Tailwind

colors: {
  custom: {
    50: '#d36b72',
    500: '#b41b3d',
    950: '#000000',
  },
}

SCSS

$custom: #b41b3d;
$custom-light: #d36b72;
$custom-dark: #000000;

JSON

{
  "hex": "#b41b3d",
  "rgb": {
    "r": 180,
    "g": 27,
    "b": 61
  },
  "hsl": {
    "h": 346.667,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49995,
    "c": 0.18452,
    "h": 16.2
  },
  "luminance": 0.10824
}

Semantic roles & 50–950 ramp

primary

#B41B3D

secondary

#5FCCB4

accent

#F1C737

background

#FEF6F6

surface

#FCECEC

border

#D5C7C7

text

#160807

muted

#847A7A

Preview Lab

Preview with #B41B3D

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

Preview Lab → · Contrast checker → · Palette generator →