#B52A36#B52A36

#B52A36 is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.1% C 0.175 H 21.7°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#B52A36
RGB	rgb(181, 42, 54)
HSL	hsl(355, 62%, 44%)
HSV	hsv(355, 77%, 71%)
CMYK	cmyk(0%, 76.8%, 70.2%, 29%)
CIE-LAB	lab(40.81, 55.22, 27.92)
CIE-LCH	lch(40.81, 61.88, 26.83°)
OKLab	oklab(51.12% 0.1621 0.0646)
OKLCH	oklch(51.12% 0.175 21.7)
XYZ	xyz(20.5522, 11.7492, 4.6750)
Luminance	0.1175 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52A36 #2AB5A9

analogous

#B52A7B #B52A36 #B5632A

triadic

#B52A36 #36B52A #2A36B5

tetradic

#B52A36 #7BB52A #2AB5A9 #632AB5

square

#B52A36 #7BB52A #2AB5A9 #632AB5

split-complementary

#B52A36 #2AB563 #2A7BB5

monochromatic

#521318 #831E27 #B52A36 #D44854 #E07982

Accessibility & contrast

On white

6.27

#B52A36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B52A36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52A36

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52A36	#FFFFFF	#000000	##FFFFFF
##B52A36	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D35

Deuteranopia (green-blind)

#766B31

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b52a36;
/* rgb */ color: rgb(181, 42, 54);
/* oklch */ color: oklch(51.1% 0.175 21.7);

Tailwind

colors: {
  custom: {
    50: '#d3706d',
    500: '#b52a36',
    950: '#000000',
  },
}

SCSS

$custom: #b52a36;
$custom-light: #d3706d;
$custom-dark: #000000;

JSON

{
  "hex": "#b52a36",
  "rgb": {
    "r": 181,
    "g": 42,
    "b": 54
  },
  "hsl": {
    "h": 354.82,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51123,
    "c": 0.17455,
    "h": 21.7
  },
  "luminance": 0.11746
}

Semantic roles & 50–950 ramp

primary

#B52A36

secondary

#73C8C1

accent

#E5D742

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B52A36

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

Preview Lab → · Contrast checker → · Palette generator →