#B72B47#B72B47

#B72B47 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.9% C 0.175 H 14.9°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B72B47
RGB	rgb(183, 43, 71)
HSL	hsl(348, 62%, 44%)
HSV	hsv(348, 77%, 72%)
CMYK	cmyk(0%, 76.5%, 61.2%, 28.2%)
CIE-LAB	lab(41.62, 56.46, 18.49)
CIE-LCH	lch(41.62, 59.41, 18.14°)
OKLab	oklab(51.88% 0.1694 0.0452)
OKLCH	oklch(51.88% 0.175 14.9)
XYZ	xyz(21.5319, 12.2531, 7.1913)
Luminance	0.1225 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72B47 #2BB79B

analogous

#B72B8D #B72B47 #B7552B

triadic

#B72B47 #47B72B #2B47B7

tetradic

#B72B47 #8DB72B #2BB79B #552BB7

square

#B72B47 #8DB72B #2BB79B #552BB7

split-complementary

#B72B47 #2BB755 #2B8DB7

monochromatic

#541421 #851F34 #B72B47 #D54B66 #E07C90

Accessibility & contrast

On white

6.09

#B72B47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72B47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72B47

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72B47	#FFFFFF	#000000	##FFFFFF
##B72B47	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525047

Deuteranopia (green-blind)

#766D43

Tritanopia (blue-blind)

#C90037

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72b47;
/* rgb */ color: rgb(183, 43, 71);
/* oklch */ color: oklch(51.9% 0.175 14.9);

Tailwind

colors: {
  custom: {
    50: '#d4717a',
    500: '#b72b47',
    950: '#000000',
  },
}

SCSS

$custom: #b72b47;
$custom-light: #d4717a;
$custom-dark: #000000;

JSON

{
  "hex": "#b72b47",
  "rgb": {
    "r": 183,
    "g": 43,
    "b": 71
  },
  "hsl": {
    "h": 348,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51883,
    "c": 0.17529,
    "h": 14.9
  },
  "luminance": 0.1225
}

Semantic roles & 50–950 ramp

primary

#B72B47

secondary

#75C9B8

accent

#E5C543

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160809

muted

#847B7B

Preview Lab

Preview with #B72B47

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

Preview Lab → · Contrast checker → · Palette generator →