#B52C3D#B52C3D

#B52C3D is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.172 H 19.3°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#B52C3D
RGB	rgb(181, 44, 61)
HSL	hsl(353, 61%, 44%)
HSV	hsv(353, 76%, 71%)
CMYK	cmyk(0%, 75.7%, 66.3%, 29%)
CIE-LAB	lab(41.16, 54.93, 24.05)
CIE-LCH	lch(41.16, 59.97, 23.65°)
OKLab	oklab(51.42% 0.1627 0.057)
OKLCH	oklch(51.42% 0.172 19.3)
XYZ	xyz(20.8013, 11.9652, 5.6282)
Luminance	0.1196 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52C3D #2CB5A4

analogous

#B52C82 #B52C3D #B5602C

triadic

#B52C3D #3DB52C #2C3DB5

tetradic

#B52C3D #82B52C #2CB5A4 #602CB5

square

#B52C3D #82B52C #2CB5A4 #602CB5

split-complementary

#B52C3D #2CB560 #2C82B5

monochromatic

#53141C #84202C #B52C3D #D34B5C #DF7C88

Accessibility & contrast

On white

6.19

#B52C3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B52C3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52C3D

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52C3D	#FFFFFF	#000000	##FFFFFF
##B52C3D	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F3D

Deuteranopia (green-blind)

#766C39

Tritanopia (blue-blind)

#C70034

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52c3d;
/* rgb */ color: rgb(181, 44, 61);
/* oklch */ color: oklch(51.4% 0.172 19.3);

Tailwind

colors: {
  custom: {
    50: '#d37172',
    500: '#b52c3d',
    950: '#000000',
  },
}

SCSS

$custom: #b52c3d;
$custom-light: #d37172;
$custom-dark: #000000;

JSON

{
  "hex": "#b52c3d",
  "rgb": {
    "r": 181,
    "g": 44,
    "b": 61
  },
  "hsl": {
    "h": 352.555,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51416,
    "c": 0.17243,
    "h": 19.3
  },
  "luminance": 0.11962
}

Semantic roles & 50–950 ramp

primary

#B52C3D

secondary

#75C8BD

accent

#E4D044

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160808

muted

#847B7B

Preview Lab

Preview with #B52C3D

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

Preview Lab → · Contrast checker → · Palette generator →