#B52A35#B52A35

#B52A35 is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.1% C 0.175 H 22.1°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#B52A35
RGB	rgb(181, 42, 53)
HSL	hsl(355, 62%, 44%)
HSV	hsv(355, 77%, 71%)
CMYK	cmyk(0%, 76.8%, 70.7%, 29%)
CIE-LAB	lab(40.80, 55.17, 28.51)
CIE-LCH	lch(40.80, 62.10, 27.33°)
OKLab	oklab(51.11% 0.1618 0.0658)
OKLCH	oklch(51.11% 0.175 22.1)
XYZ	xyz(20.5290, 11.7399, 4.5526)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52A35 #2AB5AA

analogous

#B52A7A #B52A35 #B5642A

triadic

#B52A35 #35B52A #2A35B5

tetradic

#B52A35 #7AB52A #2AB5AA #642AB5

square

#B52A35 #7AB52A #2AB5AA #642AB5

split-complementary

#B52A35 #2AB564 #2A7AB5

monochromatic

#521318 #831E26 #B52A35 #D44853 #E07982

Accessibility & contrast

On white

6.27

#B52A35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B52A35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52A35

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52A35	#FFFFFF	#000000	##FFFFFF
##B52A35	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)

#534D34

Deuteranopia (green-blind)

#766B30

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b52a35;
/* rgb */ color: rgb(181, 42, 53);
/* oklch */ color: oklch(51.1% 0.175 22.1);

Tailwind

colors: {
  custom: {
    50: '#d3706c',
    500: '#b52a35',
    950: '#000000',
  },
}

SCSS

$custom: #b52a35;
$custom-light: #d3706c;
$custom-dark: #000000;

JSON

{
  "hex": "#b52a35",
  "rgb": {
    "r": 181,
    "g": 42,
    "b": 53
  },
  "hsl": {
    "h": 355.252,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51107,
    "c": 0.17462,
    "h": 22.1
  },
  "luminance": 0.11737
}

Semantic roles & 50–950 ramp

primary

#B52A35

secondary

#73C8C1

accent

#E5D942

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B52A35

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

Preview Lab → · Contrast checker → · Palette generator →