#B52F42#B52F42

#B52F42 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.170 H 17.8°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B52F42
RGB	rgb(181, 47, 66)
HSL	hsl(351, 59%, 45%)
HSV	hsv(351, 74%, 71%)
CMYK	cmyk(0%, 74%, 63.5%, 29%)
CIE-LAB	lab(41.62, 54.21, 21.54)
CIE-LCH	lch(41.62, 58.33, 21.67°)
OKLab	oklab(51.78% 0.1614 0.0518)
OKLCH	oklch(51.78% 0.17 17.8)
XYZ	xyz(21.0581, 12.2532, 6.4095)
Luminance	0.1225 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52F42 #2FB5A2

analogous

#B52F85 #B52F42 #B55F2F

triadic

#B52F42 #42B52F #2F42B5

tetradic

#B52F42 #85B52F #2FB5A2 #5F2FB5

square

#B52F42 #85B52F #2FB5A2 #5F2FB5

split-complementary

#B52F42 #2FB55F #2F85B5

monochromatic

#54161F #842230 #B52F42 #D15062 #DE808E

Accessibility & contrast

On white

6.09

#B52F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B52F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52F42

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52F42	#FFFFFF	#000000	##FFFFFF
##B52F42	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545042

Deuteranopia (green-blind)

#766C3E

Tritanopia (blue-blind)

#C70037

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b52f42;
/* rgb */ color: rgb(181, 47, 66);
/* oklch */ color: oklch(51.8% 0.170 17.8);

Tailwind

colors: {
  custom: {
    50: '#d27276',
    500: '#b52f42',
    950: '#000000',
  },
}

SCSS

$custom: #b52f42;
$custom-light: #d27276;
$custom-dark: #000000;

JSON

{
  "hex": "#b52f42",
  "rgb": {
    "r": 181,
    "g": 47,
    "b": 66
  },
  "hsl": {
    "h": 351.493,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51783,
    "c": 0.16956,
    "h": 17.8
  },
  "luminance": 0.1225
}

Semantic roles & 50–950 ramp

primary

#B52F42

secondary

#79C7BC

accent

#E2CC46

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B52F42

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

Preview Lab → · Contrast checker → · Palette generator →