#B53329#B53329

#B53329 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.168 H 28.7°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#B53329
RGB	rgb(181, 51, 41)
HSL	hsl(4, 63%, 44%)
HSV	hsv(4, 77%, 71%)
CMYK	cmyk(0%, 71.8%, 77.3%, 29%)
CIE-LAB	lab(41.77, 51.52, 36.66)
CIE-LCH	lch(41.77, 63.23, 35.44°)
OKLab	oklab(51.78% 0.1476 0.0809)
OKLCH	oklch(51.78% 0.168 28.7)
XYZ	xyz(20.6425, 12.3547, 3.3952)
Luminance	0.1235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53329 #29ABB5

analogous

#B52965 #B53329 #B57929

triadic

#B53329 #29B533 #3329B5

tetradic

#B53329 #65B529 #29ABB5 #7929B5

square

#B53329 #65B529 #29ABB5 #7929B5

split-complementary

#B53329 #29B579 #2965B5

monochromatic

#511712 #83251E #B53329 #D55046 #E07F78

Accessibility & contrast

On white

6.05

#B53329 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B53329 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53329

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53329	#FFFFFF	#000000	##FFFFFF
##B53329	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595027

Deuteranopia (green-blind)

#7A6D24

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b53329;
/* rgb */ color: rgb(181, 51, 41);
/* oklch */ color: oklch(51.8% 0.168 28.7);

Tailwind

colors: {
  custom: {
    50: '#d47464',
    500: '#b53329',
    950: '#000000',
  },
}

SCSS

$custom: #b53329;
$custom-light: #d47464;
$custom-dark: #000000;

JSON

{
  "hex": "#b53329",
  "rgb": {
    "r": 181,
    "g": 51,
    "b": 41
  },
  "hsl": {
    "h": 4.286,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51784,
    "c": 0.16832,
    "h": 28.7
  },
  "luminance": 0.12352
}

Semantic roles & 50–950 ramp

primary

#B53329

secondary

#72C2C8

accent

#DAE642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B53329

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

Preview Lab → · Contrast checker → · Palette generator →