#B52A3C#B52A3C

#B52A3C is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.2% C 0.174 H 19.3°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#B52A3C
RGB	rgb(181, 42, 60)
HSL	hsl(352, 62%, 44%)
HSV	hsv(352, 77%, 71%)
CMYK	cmyk(0%, 76.8%, 66.9%, 29%)
CIE-LAB	lab(40.91, 55.53, 24.36)
CIE-LCH	lch(40.91, 60.63, 23.68°)
OKLab	oklab(51.23% 0.1644 0.0576)
OKLCH	oklch(51.23% 0.174 19.3)
XYZ	xyz(20.7019, 11.8091, 5.4634)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52A3C #2AB5A3

analogous

#B52A81 #B52A3C #B55D2A

triadic

#B52A3C #3CB52A #2A3CB5

tetradic

#B52A3C #81B52A #2AB5A3 #5D2AB5

square

#B52A3C #81B52A #2AB5A3 #5D2AB5

split-complementary

#B52A3C #2AB55D #2A81B5

monochromatic

#52131B #831E2C #B52A3C #D4485A #E07987

Accessibility & contrast

On white

6.25

#B52A3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B52A3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52A3C

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52A3C	#FFFFFF	#000000	##FFFFFF
##B52A3C	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3C

Deuteranopia (green-blind)

#756B38

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b52a3c;
/* rgb */ color: rgb(181, 42, 60);
/* oklch */ color: oklch(51.2% 0.174 19.3);

Tailwind

colors: {
  custom: {
    50: '#d37071',
    500: '#b52a3c',
    950: '#000000',
  },
}

SCSS

$custom: #b52a3c;
$custom-light: #d37071;
$custom-dark: #000000;

JSON

{
  "hex": "#b52a3c",
  "rgb": {
    "r": 181,
    "g": 42,
    "b": 60
  },
  "hsl": {
    "h": 352.23,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51225,
    "c": 0.17422,
    "h": 19.3
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#B52A3C

secondary

#73C8BD

accent

#E5D042

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160807

muted

#847B7A

Preview Lab

Preview with #B52A3C

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

Preview Lab → · Contrast checker → · Palette generator →