#B53D32#B53D32

#B53D32 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.157 H 28.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B53D32
RGB	rgb(181, 61, 50)
HSL	hsl(5, 57%, 45%)
HSV	hsv(5, 72%, 71%)
CMYK	cmyk(0%, 66.3%, 72.4%, 29%)
CIE-LAB	lab(43.35, 47.89, 33.28)
CIE-LCH	lch(43.35, 58.32, 34.80°)
OKLab	oklab(53% 0.1381 0.0757)
OKLCH	oklch(53% 0.157 28.7)
XYZ	xyz(21.3028, 13.3946, 4.4807)
Luminance	0.1339 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53D32 #32AAB5

analogous

#B53269 #B53D32 #B57E32

triadic

#B53D32 #32B53D #3D32B5

tetradic

#B53D32 #69B532 #32AAB5 #7E32B5

square

#B53D32 #69B532 #32AAB5 #7E32B5

split-complementary

#B53D32 #32B57E #3269B5

monochromatic

#551D18 #852D25 #B53D32 #D05F54 #DD8C84

Accessibility & contrast

On white

5.71

#B53D32 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B53D32 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53D32

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53D32	#FFFFFF	#000000	##FFFFFF
##B53D32	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5630

Deuteranopia (green-blind)

#7C702E

Tritanopia (blue-blind)

#C71C3B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b53d32;
/* rgb */ color: rgb(181, 61, 50);
/* oklch */ color: oklch(53.0% 0.157 28.7);

Tailwind

colors: {
  custom: {
    50: '#d3796a',
    500: '#b53d32',
    950: '#000000',
  },
}

SCSS

$custom: #b53d32;
$custom-light: #d3796a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53d32",
  "rgb": {
    "r": 181,
    "g": 61,
    "b": 50
  },
  "hsl": {
    "h": 5.038,
    "s": 56.71,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52999,
    "c": 0.15748,
    "h": 28.7
  },
  "luminance": 0.13392
}

Semantic roles & 50–950 ramp

primary

#B53D32

secondary

#7CC0C7

accent

#D3E048

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B53D32

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

Preview Lab → · Contrast checker → · Palette generator →