#B72B4A#B72B4A

#B72B4A is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.9% C 0.175 H 13.6°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B72B4A
RGB	rgb(183, 43, 74)
HSL	hsl(347, 62%, 44%)
HSV	hsv(347, 77%, 72%)
CMYK	cmyk(0%, 76.5%, 59.6%, 28.2%)
CIE-LAB	lab(41.68, 56.66, 16.70)
CIE-LCH	lch(41.68, 59.07, 16.42°)
OKLab	oklab(51.95% 0.1706 0.0412)
OKLCH	oklch(51.95% 0.175 13.6)
XYZ	xyz(21.6305, 12.2926, 7.7110)
Luminance	0.1229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72B4A #2BB798

analogous

#B72B90 #B72B4A #B7522B

triadic

#B72B4A #4AB72B #2B4AB7

tetradic

#B72B4A #90B72B #2BB798 #522BB7

square

#B72B4A #90B72B #2BB798 #522BB7

split-complementary

#B72B4A #2BB752 #2B90B7

monochromatic

#541422 #851F36 #B72B4A #D54B69 #E07C92

Accessibility & contrast

On white

6.07

#B72B4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B72B4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72B4A

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72B4A	#FFFFFF	#000000	##FFFFFF
##B72B4A	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52504A

Deuteranopia (green-blind)

#756D46

Tritanopia (blue-blind)

#C80038

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72b4a;
/* rgb */ color: rgb(183, 43, 74);
/* oklch */ color: oklch(51.9% 0.175 13.6);

Tailwind

colors: {
  custom: {
    50: '#d4717c',
    500: '#b72b4a',
    950: '#000000',
  },
}

SCSS

$custom: #b72b4a;
$custom-light: #d4717c;
$custom-dark: #000000;

JSON

{
  "hex": "#b72b4a",
  "rgb": {
    "r": 183,
    "g": 43,
    "b": 74
  },
  "hsl": {
    "h": 346.714,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51949,
    "c": 0.17546,
    "h": 13.6
  },
  "luminance": 0.12289
}

Semantic roles & 50–950 ramp

primary

#B72B4A

secondary

#75C9B6

accent

#E5C143

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150809

muted

#837B7B

Preview Lab

Preview with #B72B4A

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

Preview Lab → · Contrast checker → · Palette generator →