#B42A4B#B42A4B

#B42A4B is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.174 H 12.5°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B42A4B
RGB	rgb(180, 42, 75)
HSL	hsl(346, 62%, 44%)
HSV	hsv(346, 77%, 71%)
CMYK	cmyk(0%, 76.7%, 58.3%, 29.4%)
CIE-LAB	lab(41.01, 56.17, 15.07)
CIE-LCH	lch(41.01, 58.16, 15.02°)
OKLab	oklab(51.36% 0.1695 0.0375)
OKLCH	oklch(51.36% 0.174 12.5)
XYZ	xyz(20.9224, 11.8703, 7.8447)
Luminance	0.1187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42A4B #2AB493

analogous

#B42A90 #B42A4B #B44E2A

triadic

#B42A4B #4BB42A #2A4BB4

tetradic

#B42A4B #90B42A #2AB493 #4E2AB4

square

#B42A4B #90B42A #2AB493 #4E2AB4

split-complementary

#B42A4B #2AB44E #2A90B4

monochromatic

#511322 #821E36 #B42A4B #D44769 #E07991

Accessibility & contrast

On white

6.23

#B42A4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B42A4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42A4B

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42A4B	#FFFFFF	#000000	##FFFFFF
##B42A4B	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504F4B

Deuteranopia (green-blind)

#736B47

Tritanopia (blue-blind)

#C50038

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42a4b;
/* rgb */ color: rgb(180, 42, 75);
/* oklch */ color: oklch(51.4% 0.174 12.5);

Tailwind

colors: {
  custom: {
    50: '#d1707d',
    500: '#b42a4b',
    950: '#000000',
  },
}

SCSS

$custom: #b42a4b;
$custom-light: #d1707d;
$custom-dark: #000000;

JSON

{
  "hex": "#b42a4b",
  "rgb": {
    "r": 180,
    "g": 42,
    "b": 75
  },
  "hsl": {
    "h": 345.652,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51357,
    "c": 0.17363,
    "h": 12.5
  },
  "luminance": 0.11867
}

Semantic roles & 50–950 ramp

primary

#B42A4B

secondary

#72C8B3

accent

#E5BE43

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150809

muted

#837B7B

Preview Lab

Preview with #B42A4B

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

Preview Lab → · Contrast checker → · Palette generator →