#B42B48#B42B48

#B42B48 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.172 H 14.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B42B48
RGB	rgb(180, 43, 72)
HSL	hsl(347, 61%, 44%)
HSV	hsv(347, 76%, 71%)
CMYK	cmyk(0%, 76.1%, 60%, 29.4%)
CIE-LAB	lab(41.06, 55.64, 17.02)
CIE-LCH	lch(41.06, 58.19, 17.01°)
OKLab	oklab(51.37% 0.1673 0.0419)
OKLCH	oklch(51.37% 0.172 14.1)
XYZ	xyz(20.8581, 11.9020, 7.3286)
Luminance	0.1190 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42B48 #2BB497

analogous

#B42B8C #B42B48 #B4522B

triadic

#B42B48 #48B42B #2B48B4

tetradic

#B42B48 #8CB42B #2BB497 #522BB4

square

#B42B48 #8CB42B #2BB497 #522BB4

split-complementary

#B42B48 #2BB452 #2B8CB4

monochromatic

#511320 #831F34 #B42B48 #D34966 #DF7A90

Accessibility & contrast

On white

6.21

#B42B48 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B42B48 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42B48

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42B48	#FFFFFF	#000000	##FFFFFF
##B42B48	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514F48

Deuteranopia (green-blind)

#746B44

Tritanopia (blue-blind)

#C50037

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b42b48;
/* rgb */ color: rgb(180, 43, 72);
/* oklch */ color: oklch(51.4% 0.172 14.1);

Tailwind

colors: {
  custom: {
    50: '#d1717a',
    500: '#b42b48',
    950: '#000000',
  },
}

SCSS

$custom: #b42b48;
$custom-light: #d1717a;
$custom-dark: #000000;

JSON

{
  "hex": "#b42b48",
  "rgb": {
    "r": 180,
    "g": 43,
    "b": 72
  },
  "hsl": {
    "h": 347.299,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51374,
    "c": 0.17248,
    "h": 14.1
  },
  "luminance": 0.11899
}

Semantic roles & 50–950 ramp

primary

#B42B48

secondary

#73C7B6

accent

#E5C243

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150809

muted

#837B7B

Preview Lab

Preview with #B42B48

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

Preview Lab → · Contrast checker → · Palette generator →