#B42747#B42747

#B42747 is a mid, vivid red. Relative luminance 0.116; OKLCH L 51.0% C 0.176 H 13.7°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#B42747
RGB	rgb(180, 39, 71)
HSL	hsl(346, 64%, 43%)
HSV	hsv(346, 78%, 71%)
CMYK	cmyk(0%, 78.3%, 60.6%, 29.4%)
CIE-LAB	lab(40.59, 56.83, 17.03)
CIE-LCH	lch(40.59, 59.32, 16.68°)
OKLab	oklab(51.02% 0.171 0.0418)
OKLCH	oklch(51.02% 0.176 13.7)
XYZ	xyz(20.6874, 11.6123, 7.1121)
Luminance	0.1161 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42747 #27B494

analogous

#B4278D #B42747 #B44D27

triadic

#B42747 #47B427 #2747B4

tetradic

#B42747 #8DB427 #27B494 #4D27B4

square

#B42747 #8DB427 #27B494 #4D27B4

split-complementary

#B42747 #27B44D #278DB4

monochromatic

#4F111F #821C33 #B42747 #D64264 #E1748D

Accessibility & contrast

On white

6.32

#B42747 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#B42747 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42747

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42747	#FFFFFF	#000000	##FFFFFF
##B42747	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4D47

Deuteranopia (green-blind)

#736A43

Tritanopia (blue-blind)

#C50035

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42747;
/* rgb */ color: rgb(180, 39, 71);
/* oklch */ color: oklch(51.0% 0.176 13.7);

Tailwind

colors: {
  custom: {
    50: '#d26f79',
    500: '#b42747',
    950: '#000000',
  },
}

SCSS

$custom: #b42747;
$custom-light: #d26f79;
$custom-dark: #000000;

JSON

{
  "hex": "#b42747",
  "rgb": {
    "r": 180,
    "g": 39,
    "b": 71
  },
  "hsl": {
    "h": 346.383,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.51022,
    "c": 0.176,
    "h": 13.7
  },
  "luminance": 0.11609
}

Semantic roles & 50–950 ramp

primary

#B42747

secondary

#6FC8B4

accent

#E7C140

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150809

muted

#837B7B

Preview Lab

Preview with #B42747

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

Preview Lab → · Contrast checker → · Palette generator →