#B53536#B53536

#B53536 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.2% C 0.165 H 24.5°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#B53536
RGB	rgb(181, 53, 54)
HSL	hsl(360, 55%, 46%)
HSV	hsv(360, 71%, 71%)
CMYK	cmyk(0%, 70.7%, 70.2%, 29%)
CIE-LAB	lab(42.21, 51.33, 29.60)
CIE-LCH	lch(42.21, 59.26, 29.97°)
OKLab	oklab(52.16% 0.1498 0.0684)
OKLCH	oklch(52.16% 0.165 24.5)
XYZ	xyz(20.9973, 12.6394, 4.8233)
Luminance	0.1264 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53536 #35B5B4

analogous

#B53576 #B53536 #B57435

triadic

#B53536 #36B535 #3536B5

tetradic

#B53536 #76B535 #35B5B4 #7435B5

square

#B53536 #76B535 #35B5B4 #7435B5

split-complementary

#B53536 #35B574 #3576B5

monochromatic

#56191A #862728 #B53536 #CE595A #DC8889

Accessibility & contrast

On white

5.95

#B53536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B53536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53536

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53536	#FFFFFF	#000000	##FFFFFF
##B53536	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595235

Deuteranopia (green-blind)

#796E32

Tritanopia (blue-blind)

#C70837

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53536;
/* rgb */ color: rgb(181, 53, 54);
/* oklch */ color: oklch(52.2% 0.165 24.5);

Tailwind

colors: {
  custom: {
    50: '#d3756d',
    500: '#b53536',
    950: '#000000',
  },
}

SCSS

$custom: #b53536;
$custom-light: #d3756d;
$custom-dark: #000000;

JSON

{
  "hex": "#b53536",
  "rgb": {
    "r": 181,
    "g": 53,
    "b": 54
  },
  "hsl": {
    "h": 359.531,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52165,
    "c": 0.16466,
    "h": 24.5
  },
  "luminance": 0.12636
}

Semantic roles & 50–950 ramp

primary

#B53536

secondary

#80C6C6

accent

#DEDD4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B53536

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

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