#B72C2A#B72C2A

#B72C2A is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.5% C 0.176 H 26.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B72C2A
RGB	rgb(183, 44, 42)
HSL	hsl(1, 63%, 44%)
HSV	hsv(1, 77%, 72%)
CMYK	cmyk(0%, 76%, 77%, 28.2%)
CIE-LAB	lab(41.28, 54.66, 35.68)
CIE-LCH	lch(41.28, 65.27, 33.13°)
OKLab	oklab(51.49% 0.1575 0.0788)
OKLCH	oklch(51.49% 0.176 26.6)
XYZ	xyz(20.8495, 12.0391, 3.4160)
Luminance	0.1204 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72C2A #2AB5B7

analogous

#B72A6F #B72C2A #B7732A

triadic

#B72C2A #2AB72C #2C2AB7

tetradic

#B72C2A #6FB72A #2AB5B7 #732AB7

square

#B72C2A #6FB72A #2AB5B7 #732AB7

split-complementary

#B72C2A #2AB773 #2A6FB7

monochromatic

#531413 #85201F #B72C2A #D54B49 #E17C7B

Accessibility & contrast

On white

6.16

#B72C2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B72C2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72C2A

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72C2A	#FFFFFF	#000000	##FFFFFF
##B72C2A	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E28

Deuteranopia (green-blind)

#796C24

Tritanopia (blue-blind)

#CA002D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b72c2a;
/* rgb */ color: rgb(183, 44, 42);
/* oklch */ color: oklch(51.5% 0.176 26.6);

Tailwind

colors: {
  custom: {
    50: '#d67164',
    500: '#b72c2a',
    950: '#000000',
  },
}

SCSS

$custom: #b72c2a;
$custom-light: #d67164;
$custom-dark: #000000;

JSON

{
  "hex": "#b72c2a",
  "rgb": {
    "r": 183,
    "g": 44,
    "b": 42
  },
  "hsl": {
    "h": 0.851,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51487,
    "c": 0.17611,
    "h": 26.6
  },
  "luminance": 0.12036
}

Semantic roles & 50–950 ramp

primary

#B72C2A

secondary

#74C8C9

accent

#E3E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B72C2A

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

Preview Lab → · Contrast checker → · Palette generator →