#B53328#B53328

#B53328 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.168 H 29.0°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#B53328
RGB	rgb(181, 51, 40)
HSL	hsl(5, 64%, 43%)
HSV	hsv(5, 78%, 71%)
CMYK	cmyk(0%, 71.8%, 77.9%, 29%)
CIE-LAB	lab(41.76, 51.48, 37.21)
CIE-LCH	lch(41.76, 63.52, 35.86°)
OKLab	oklab(51.77% 0.1473 0.0818)
OKLCH	oklch(51.77% 0.168 29)
XYZ	xyz(20.6253, 12.3478, 3.3044)
Luminance	0.1235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53328 #28AAB5

analogous

#B52863 #B53328 #B57928

triadic

#B53328 #28B533 #3328B5

tetradic

#B53328 #63B528 #28AAB5 #7928B5

square

#B53328 #63B528 #28AAB5 #7928B5

split-complementary

#B53328 #28B579 #2863B5

monochromatic

#511712 #83251D #B53328 #D65044 #E17F77

Accessibility & contrast

On white

6.05

#B53328 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B53328 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53328

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53328	#FFFFFF	#000000	##FFFFFF
##B53328	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)

#595025

Deuteranopia (green-blind)

#7A6D23

Tritanopia (blue-blind)

#C70032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b53328;
/* rgb */ color: rgb(181, 51, 40);
/* oklch */ color: oklch(51.8% 0.168 29.0);

Tailwind

colors: {
  custom: {
    50: '#d47463',
    500: '#b53328',
    950: '#000000',
  },
}

SCSS

$custom: #b53328;
$custom-light: #d47463;
$custom-dark: #000000;

JSON

{
  "hex": "#b53328",
  "rgb": {
    "r": 181,
    "g": 51,
    "b": 40
  },
  "hsl": {
    "h": 4.681,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51772,
    "c": 0.16848,
    "h": 29
  },
  "luminance": 0.12345
}

Semantic roles & 50–950 ramp

primary

#B53328

secondary

#70C2C8

accent

#DAE741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B53328

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

Preview Lab → · Contrast checker → · Palette generator →