#B53D44#B53D44

#B53D44 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.155 H 20.8°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B53D44
RGB	rgb(181, 61, 68)
HSL	hsl(357, 50%, 47%)
HSV	hsv(357, 66%, 71%)
CMYK	cmyk(0%, 66.3%, 62.4%, 29%)
CIE-LAB	lab(43.63, 48.91, 22.90)
CIE-LCH	lch(43.63, 54.01, 25.09°)
OKLab	oklab(53.29% 0.145 0.0552)
OKLCH	oklch(53.29% 0.155 20.8)
XYZ	xyz(21.7703, 13.5816, 6.9429)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53D44 #3DB5AE

analogous

#B53D80 #B53D44 #B5723D

triadic

#B53D44 #44B53D #3D44B5

tetradic

#B53D44 #80B53D #3DB5AE #723DB5

square

#B53D44 #80B53D #3DB5AE #723DB5

split-complementary

#B53D44 #3DB572 #3D80B5

monochromatic

#591E22 #872E33 #B53D44 #CB646A #DA9296

Accessibility & contrast

On white

5.65

#B53D44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B53D44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53D44

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53D44	#FFFFFF	#000000	##FFFFFF
##B53D44	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5743

Deuteranopia (green-blind)

#7B7041

Tritanopia (blue-blind)

#C62240

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53d44;
/* rgb */ color: rgb(181, 61, 68);
/* oklch */ color: oklch(53.3% 0.155 20.8);

Tailwind

colors: {
  custom: {
    50: '#d27977',
    500: '#b53d44',
    950: '#000000',
  },
}

SCSS

$custom: #b53d44;
$custom-light: #d27977;
$custom-dark: #000000;

JSON

{
  "hex": "#b53d44",
  "rgb": {
    "r": 181,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 356.5,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53294,
    "c": 0.15509,
    "h": 20.8
  },
  "luminance": 0.13579
}

Semantic roles & 50–950 ramp

primary

#B53D44

secondary

#88C5C2

accent

#D9D14F

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B53D44

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

Preview Lab → · Contrast checker → · Palette generator →