#B41B2F#B41B2F

#B41B2F is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.8% C 0.185 H 21.6°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#B41B2F
RGB	rgb(180, 27, 47)
HSL	hsl(352, 74%, 41%)
HSV	hsv(352, 85%, 71%)
CMYK	cmyk(0%, 85%, 73.9%, 29.4%)
CIE-LAB	lab(39.06, 58.71, 30.07)
CIE-LCH	lch(39.06, 65.96, 27.12°)
OKLab	oklab(49.76% 0.1719 0.0681)
OKLCH	oklch(49.76% 0.185 21.6)
XYZ	xyz(19.7298, 10.6956, 3.7144)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B41B2F #1BB4A0

analogous

#B41B7B #B41B2F #B4531B

triadic

#B41B2F #2FB41B #1B2FB4

tetradic

#B41B2F #7BB41B #1BB4A0 #531BB4

square

#B41B2F #7BB41B #1BB4A0 #531BB4

split-complementary

#B41B2F #1BB453 #1B7BB4

monochromatic

#4A0B13 #7F1321 #B41B2F #DF2D44 #E76273

Accessibility & contrast

On white

6.69

#B41B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#B41B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B41B2F

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B41B2F	#FFFFFF	#000000	##FFFFFF
##B41B2F	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E472E

Deuteranopia (green-blind)

#736729

Tritanopia (blue-blind)

#C60025

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b41b2f;
/* rgb */ color: rgb(180, 27, 47);
/* oklch */ color: oklch(49.8% 0.185 21.6);

Tailwind

colors: {
  custom: {
    50: '#d46a67',
    500: '#b41b2f',
    950: '#000000',
  },
}

SCSS

$custom: #b41b2f;
$custom-light: #d46a67;
$custom-dark: #000000;

JSON

{
  "hex": "#b41b2f",
  "rgb": {
    "r": 180,
    "g": 27,
    "b": 47
  },
  "hsl": {
    "h": 352.157,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49757,
    "c": 0.18484,
    "h": 21.6
  },
  "luminance": 0.10692
}

Semantic roles & 50–950 ramp

primary

#B41B2F

secondary

#5FCCBE

accent

#F1D837

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160806

muted

#847A7A

Preview Lab

Preview with #B41B2F

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

Preview Lab → · Contrast checker → · Palette generator →