#B42B47#B42B47

#B42B47 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.172 H 14.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#B42B47
RGB	rgb(180, 43, 71)
HSL	hsl(348, 61%, 44%)
HSV	hsv(348, 76%, 71%)
CMYK	cmyk(0%, 76.1%, 60.6%, 29.4%)
CIE-LAB	lab(41.04, 55.57, 17.62)
CIE-LCH	lch(41.04, 58.30, 17.60°)
OKLab	oklab(51.35% 0.1669 0.0432)
OKLCH	oklch(51.35% 0.172 14.5)
XYZ	xyz(20.8257, 11.8890, 7.1582)
Luminance	0.1189 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42B47 #2BB498

analogous

#B42B8B #B42B47 #B4532B

triadic

#B42B47 #47B42B #2B47B4

tetradic

#B42B47 #8BB42B #2BB498 #532BB4

square

#B42B47 #8BB42B #2BB498 #532BB4

split-complementary

#B42B47 #2BB453 #2B8BB4

monochromatic

#511320 #831F34 #B42B47 #D34965 #DF7A8F

Accessibility & contrast

On white

6.22

#B42B47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B42B47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42B47

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42B47	#FFFFFF	#000000	##FFFFFF
##B42B47	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514F47

Deuteranopia (green-blind)

#746B43

Tritanopia (blue-blind)

#C50037

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42b47;
/* rgb */ color: rgb(180, 43, 71);
/* oklch */ color: oklch(51.4% 0.172 14.5);

Tailwind

colors: {
  custom: {
    50: '#d17179',
    500: '#b42b47',
    950: '#000000',
  },
}

SCSS

$custom: #b42b47;
$custom-light: #d17179;
$custom-dark: #000000;

JSON

{
  "hex": "#b42b47",
  "rgb": {
    "r": 180,
    "g": 43,
    "b": 71
  },
  "hsl": {
    "h": 347.737,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51352,
    "c": 0.17242,
    "h": 14.5
  },
  "luminance": 0.11886
}

Semantic roles & 50–950 ramp

primary

#B42B47

secondary

#73C7B6

accent

#E5C443

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150809

muted

#837B7B

Preview Lab

Preview with #B42B47

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

Preview Lab → · Contrast checker → · Palette generator →