#B53D47#B53D47

#B53D47 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.4% C 0.155 H 19.4°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#B53D47
RGB	rgb(181, 61, 71)
HSL	hsl(355, 50%, 47%)
HSV	hsv(355, 66%, 71%)
CMYK	cmyk(0%, 66.3%, 60.8%, 29%)
CIE-LAB	lab(43.68, 49.11, 21.14)
CIE-LCH	lch(43.68, 53.47, 23.29°)
OKLab	oklab(53.35% 0.1461 0.0514)
OKLCH	oklch(53.35% 0.155 19.4)
XYZ	xyz(21.8642, 13.6192, 7.4375)
Luminance	0.1362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53D47 #3DB5AB

analogous

#B53D83 #B53D47 #B56F3D

triadic

#B53D47 #47B53D #3D47B5

tetradic

#B53D47 #83B53D #3DB5AB #6F3DB5

square

#B53D47 #83B53D #3DB5AB #6F3DB5

split-complementary

#B53D47 #3DB56F #3D83B5

monochromatic

#591E23 #872E35 #B53D47 #CB646D #DA9298

Accessibility & contrast

On white

5.64

#B53D47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B53D47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53D47

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53D47	#FFFFFF	#000000	##FFFFFF
##B53D47	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5747

Deuteranopia (green-blind)

#7A7144

Tritanopia (blue-blind)

#C62341

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53d47;
/* rgb */ color: rgb(181, 61, 71);
/* oklch */ color: oklch(53.4% 0.155 19.4);

Tailwind

colors: {
  custom: {
    50: '#d2797a',
    500: '#b53d47',
    950: '#000000',
  },
}

SCSS

$custom: #b53d47;
$custom-light: #d2797a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53d47",
  "rgb": {
    "r": 181,
    "g": 61,
    "b": 71
  },
  "hsl": {
    "h": 355,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53353,
    "c": 0.15491,
    "h": 19.4
  },
  "luminance": 0.13616
}

Semantic roles & 50–950 ramp

primary

#B53D47

secondary

#88C5C0

accent

#D9CE4F

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B53D47

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

Preview Lab → · Contrast checker → · Palette generator →