#B52D38#B52D38

#B52D38 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.172 H 21.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B52D38
RGB	rgb(181, 45, 56)
HSL	hsl(355, 60%, 44%)
HSV	hsv(355, 75%, 71%)
CMYK	cmyk(0%, 75.1%, 69.1%, 29%)
CIE-LAB	lab(41.20, 54.33, 27.17)
CIE-LCH	lch(41.20, 60.74, 26.57°)
OKLab	oklab(51.42% 0.1597 0.0633)
OKLCH	oklch(51.42% 0.172 21.6)
XYZ	xyz(20.7105, 11.9892, 4.9642)
Luminance	0.1199 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52D38 #2DB5AA

analogous

#B52D7C #B52D38 #B5662D

triadic

#B52D38 #38B52D #2D38B5

tetradic

#B52D38 #7CB52D #2DB5AA #662DB5

square

#B52D38 #7CB52D #2DB5AA #662DB5

split-complementary

#B52D38 #2DB566 #2D7CB5

monochromatic

#53151A #842129 #B52D38 #D34D57 #DF7E85

Accessibility & contrast

On white

6.18

#B52D38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B52D38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52D38

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52D38	#FFFFFF	#000000	##FFFFFF
##B52D38	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F37

Deuteranopia (green-blind)

#776C34

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52d38;
/* rgb */ color: rgb(181, 45, 56);
/* oklch */ color: oklch(51.4% 0.172 21.6);

Tailwind

colors: {
  custom: {
    50: '#d3716e',
    500: '#b52d38',
    950: '#000000',
  },
}

SCSS

$custom: #b52d38;
$custom-light: #d3716e;
$custom-dark: #000000;

JSON

{
  "hex": "#b52d38",
  "rgb": {
    "r": 181,
    "g": 45,
    "b": 56
  },
  "hsl": {
    "h": 355.147,
    "s": 60.177,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51418,
    "c": 0.17182,
    "h": 21.6
  },
  "luminance": 0.11986
}

Semantic roles & 50–950 ramp

primary

#B52D38

secondary

#76C7C1

accent

#E3D644

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160807

muted

#847B7A

Preview Lab

Preview with #B52D38

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

Preview Lab → · Contrast checker → · Palette generator →