#B53836#B53836

#B53836 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.162 H 25.4°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B53836
RGB	rgb(181, 56, 54)
HSL	hsl(1, 54%, 46%)
HSV	hsv(1, 70%, 71%)
CMYK	cmyk(0%, 69.1%, 70.2%, 29%)
CIE-LAB	lab(42.64, 50.15, 30.12)
CIE-LCH	lch(42.64, 58.50, 30.98°)
OKLab	oklab(52.49% 0.1461 0.0695)
OKLCH	oklch(52.49% 0.162 25.4)
XYZ	xyz(21.1384, 12.9215, 4.8704)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53836 #36B3B5

analogous

#B53673 #B53836 #B57736

triadic

#B53836 #36B538 #3836B5

tetradic

#B53836 #73B536 #36B3B5 #7736B5

square

#B53836 #73B536 #36B3B5 #7736B5

split-complementary

#B53836 #36B577 #3673B5

monochromatic

#571B1A #862928 #B53836 #CE5C5A #DC8B89

Accessibility & contrast

On white

5.86

#B53836 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B53836 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53836

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53836	#FFFFFF	#000000	##FFFFFF
##B53836	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5435

Deuteranopia (green-blind)

#7A6F32

Tritanopia (blue-blind)

#C71239

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b53836;
/* rgb */ color: rgb(181, 56, 54);
/* oklch */ color: oklch(52.5% 0.162 25.4);

Tailwind

colors: {
  custom: {
    50: '#d3766d',
    500: '#b53836',
    950: '#000000',
  },
}

SCSS

$custom: #b53836;
$custom-light: #d3766d;
$custom-dark: #000000;

JSON

{
  "hex": "#b53836",
  "rgb": {
    "r": 181,
    "g": 56,
    "b": 54
  },
  "hsl": {
    "h": 0.945,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52487,
    "c": 0.16175,
    "h": 25.4
  },
  "luminance": 0.12918
}

Semantic roles & 50–950 ramp

primary

#B53836

secondary

#81C5C6

accent

#DBDD4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B53836

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

Preview Lab → · Contrast checker → · Palette generator →