#B52F34#B52F34

#B52F34 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.170 H 23.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B52F34
RGB	rgb(181, 47, 52)
HSL	hsl(358, 59%, 45%)
HSV	hsv(358, 74%, 71%)
CMYK	cmyk(0%, 74%, 71.3%, 29%)
CIE-LAB	lab(41.39, 53.44, 29.82)
CIE-LCH	lch(41.39, 61.20, 29.16°)
OKLab	oklab(51.54% 0.1561 0.0685)
OKLCH	oklch(51.54% 0.17 23.7)
XYZ	xyz(20.6947, 12.1079, 4.4955)
Luminance	0.1211 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52F34 #2FB5B0

analogous

#B52F77 #B52F34 #B56D2F

triadic

#B52F34 #34B52F #2F34B5

tetradic

#B52F34 #77B52F #2FB5B0 #6D2FB5

square

#B52F34 #77B52F #2FB5B0 #6D2FB5

split-complementary

#B52F34 #2FB56D #2F77B5

monochromatic

#541618 #842226 #B52F34 #D15055 #DE8084

Accessibility & contrast

On white

6.14

#B52F34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B52F34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52F34

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52F34	#FFFFFF	#000000	##FFFFFF
##B52F34	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F33

Deuteranopia (green-blind)

#786C30

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b52f34;
/* rgb */ color: rgb(181, 47, 52);
/* oklch */ color: oklch(51.5% 0.170 23.7);

Tailwind

colors: {
  custom: {
    50: '#d3726b',
    500: '#b52f34',
    950: '#000000',
  },
}

SCSS

$custom: #b52f34;
$custom-light: #d3726b;
$custom-dark: #000000;

JSON

{
  "hex": "#b52f34",
  "rgb": {
    "r": 181,
    "g": 47,
    "b": 52
  },
  "hsl": {
    "h": 357.761,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51539,
    "c": 0.17041,
    "h": 23.7
  },
  "luminance": 0.12105
}

Semantic roles & 50–950 ramp

primary

#B52F34

secondary

#79C7C4

accent

#E2DC46

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B52F34

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

Preview Lab → · Contrast checker → · Palette generator →