#B42447#B42447

#B42447 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.8% C 0.179 H 13.2°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#B42447
RGB	rgb(180, 36, 71)
HSL	hsl(345, 67%, 42%)
HSV	hsv(345, 80%, 71%)
CMYK	cmyk(0%, 80%, 60.6%, 29.4%)
CIE-LAB	lab(40.28, 57.70, 16.61)
CIE-LCH	lch(40.28, 60.04, 16.06°)
OKLab	oklab(50.79% 0.1738 0.0409)
OKLCH	oklch(50.79% 0.179 13.2)
XYZ	xyz(20.5927, 11.4231, 7.0806)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42447 #24B491

analogous

#B4248F #B42447 #B44924

triadic

#B42447 #47B424 #2447B4

tetradic

#B42447 #8FB424 #24B491 #4924B4

square

#B42447 #8FB424 #24B491 #4924B4

split-complementary

#B42447 #24B449 #248FB4

monochromatic

#4E101F #811A33 #B42447 #D83D63 #E2708C

Accessibility & contrast

On white

6.39

#B42447 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B42447 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42447

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42447	#FFFFFF	#000000	##FFFFFF
##B42447	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4C47

Deuteranopia (green-blind)

#726943

Tritanopia (blue-blind)

#C50033

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b42447;
/* rgb */ color: rgb(180, 36, 71);
/* oklch */ color: oklch(50.8% 0.179 13.2);

Tailwind

colors: {
  custom: {
    50: '#d26e79',
    500: '#b42447',
    950: '#000000',
  },
}

SCSS

$custom: #b42447;
$custom-light: #d26e79;
$custom-dark: #000000;

JSON

{
  "hex": "#b42447",
  "rgb": {
    "r": 180,
    "g": 36,
    "b": 71
  },
  "hsl": {
    "h": 345.417,
    "s": 66.667,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50794,
    "c": 0.17851,
    "h": 13.2
  },
  "luminance": 0.1142
}

Semantic roles & 50–950 ramp

primary

#B42447

secondary

#6BC9B2

accent

#EAC03E

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150809

muted

#837B7B

Preview Lab

Preview with #B42447

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

Preview Lab → · Contrast checker → · Palette generator →