#B53F32#B53F32

#B53F32 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.156 H 29.5°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#B53F32
RGB	rgb(181, 63, 50)
HSL	hsl(6, 57%, 45%)
HSV	hsv(6, 72%, 71%)
CMYK	cmyk(0%, 65.2%, 72.4%, 29%)
CIE-LAB	lab(43.67, 47.03, 33.65)
CIE-LCH	lch(43.67, 57.83, 35.58°)
OKLab	oklab(53.24% 0.1354 0.0765)
OKLCH	oklch(53.24% 0.156 29.5)
XYZ	xyz(21.4116, 13.6121, 4.5169)
Luminance	0.1361 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53F32 #32A8B5

analogous

#B53267 #B53F32 #B58032

triadic

#B53F32 #32B53F #3F32B5

tetradic

#B53F32 #67B532 #32A8B5 #8032B5

square

#B53F32 #67B532 #32A8B5 #8032B5

split-complementary

#B53F32 #32B580 #3267B5

monochromatic

#551E18 #852E25 #B53F32 #D06154 #DD8D84

Accessibility & contrast

On white

5.64

#B53F32 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B53F32 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53F32

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53F32	#FFFFFF	#000000	##FFFFFF
##B53F32	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)

#605730

Deuteranopia (green-blind)

#7D712E

Tritanopia (blue-blind)

#C7203D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53f32;
/* rgb */ color: rgb(181, 63, 50);
/* oklch */ color: oklch(53.2% 0.156 29.5);

Tailwind

colors: {
  custom: {
    50: '#d37a6a',
    500: '#b53f32',
    950: '#000000',
  },
}

SCSS

$custom: #b53f32;
$custom-light: #d37a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b53f32",
  "rgb": {
    "r": 181,
    "g": 63,
    "b": 50
  },
  "hsl": {
    "h": 5.954,
    "s": 56.71,
    "l": 45.294
  },
  "oklch": {
    "l": 0.53239,
    "c": 0.15551,
    "h": 29.5
  },
  "luminance": 0.13609
}

Semantic roles & 50–950 ramp

primary

#B53F32

secondary

#7CBFC7

accent

#D1E048

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B53F32

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

Preview Lab → · Contrast checker → · Palette generator →