#B5352B#B5352B

#B5352B is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.166 H 28.6°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B5352B
RGB	rgb(181, 53, 43)
HSL	hsl(4, 62%, 44%)
HSV	hsv(4, 76%, 71%)
CMYK	cmyk(0%, 70.7%, 76.2%, 29%)
CIE-LAB	lab(42.07, 50.84, 35.86)
CIE-LCH	lch(42.07, 62.21, 35.20°)
OKLab	oklab(52.02% 0.1459 0.0797)
OKLCH	oklch(52.02% 0.166 28.6)
XYZ	xyz(20.7676, 12.5475, 3.6134)
Luminance	0.1254 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5352B #2BABB5

analogous

#B52B66 #B5352B #B57A2B

triadic

#B5352B #2BB535 #352BB5

tetradic

#B5352B #66B52B #2BABB5 #7A2BB5

square

#B5352B #66B52B #2BABB5 #7A2BB5

split-complementary

#B5352B #2BB57A #2B66B5

monochromatic

#521814 #84271F #B5352B #D45349 #E0827B

Accessibility & contrast

On white

5.98

#B5352B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B5352B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5352B

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5352B	#FFFFFF	#000000	##FFFFFF
##B5352B	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5129

Deuteranopia (green-blind)

#7A6E26

Tritanopia (blue-blind)

#C70234

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b5352b;
/* rgb */ color: rgb(181, 53, 43);
/* oklch */ color: oklch(52.0% 0.166 28.6);

Tailwind

colors: {
  custom: {
    50: '#d47565',
    500: '#b5352b',
    950: '#000000',
  },
}

SCSS

$custom: #b5352b;
$custom-light: #d47565;
$custom-dark: #000000;

JSON

{
  "hex": "#b5352b",
  "rgb": {
    "r": 181,
    "g": 53,
    "b": 43
  },
  "hsl": {
    "h": 4.348,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.52015,
    "c": 0.16623,
    "h": 28.6
  },
  "luminance": 0.12544
}

Semantic roles & 50–950 ramp

primary

#B5352B

secondary

#74C2C8

accent

#D9E543

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B5352B

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

Preview Lab → · Contrast checker → · Palette generator →