#B52E35#B52E35

#B52E35 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.5% C 0.171 H 23.1°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B52E35
RGB	rgb(181, 46, 53)
HSL	hsl(357, 59%, 45%)
HSV	hsv(357, 75%, 71%)
CMYK	cmyk(0%, 74.6%, 70.7%, 29%)
CIE-LAB	lab(41.28, 53.84, 29.08)
CIE-LCH	lch(41.28, 61.19, 28.38°)
OKLab	oklab(51.46% 0.1575 0.067)
OKLCH	oklch(51.46% 0.171 23.1)
XYZ	xyz(20.6780, 12.0379, 4.6022)
Luminance	0.1203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52E35 #2EB5AE

analogous

#B52E79 #B52E35 #B56B2E

triadic

#B52E35 #35B52E #2E35B5

tetradic

#B52E35 #79B52E #2EB5AE #6B2EB5

square

#B52E35 #79B52E #2EB5AE #6B2EB5

split-complementary

#B52E35 #2EB56B #2E79B5

monochromatic

#531518 #842227 #B52E35 #D24E55 #DE7F84

Accessibility & contrast

On white

6.16

#B52E35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B52E35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52E35

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52E35	#FFFFFF	#000000	##FFFFFF
##B52E35	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F34

Deuteranopia (green-blind)

#776C31

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b52e35;
/* rgb */ color: rgb(181, 46, 53);
/* oklch */ color: oklch(51.5% 0.171 23.1);

Tailwind

colors: {
  custom: {
    50: '#d3726c',
    500: '#b52e35',
    950: '#000000',
  },
}

SCSS

$custom: #b52e35;
$custom-light: #d3726c;
$custom-dark: #000000;

JSON

{
  "hex": "#b52e35",
  "rgb": {
    "r": 181,
    "g": 46,
    "b": 53
  },
  "hsl": {
    "h": 356.889,
    "s": 59.471,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51461,
    "c": 0.1712,
    "h": 23.1
  },
  "luminance": 0.12035
}

Semantic roles & 50–950 ramp

primary

#B52E35

secondary

#78C7C3

accent

#E3DA45

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B52E35

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

Preview Lab → · Contrast checker → · Palette generator →