#B72A2F#B72A2F

#B72A2F is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.177 H 24.5°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B72A2F
RGB	rgb(183, 42, 47)
HSL	hsl(358, 63%, 44%)
HSV	hsv(358, 77%, 72%)
CMYK	cmyk(0%, 77%, 74.3%, 28.2%)
CIE-LAB	lab(41.11, 55.50, 32.57)
CIE-LCH	lch(41.11, 64.36, 30.41°)
OKLab	oklab(51.38% 0.1612 0.0734)
OKLCH	oklch(51.38% 0.177 24.5)
XYZ	xyz(20.8719, 11.9317, 3.8928)
Luminance	0.1193 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72A2F #2AB7B2

analogous

#B72A76 #B72A2F #B76C2A

triadic

#B72A2F #2FB72A #2A2FB7

tetradic

#B72A2F #76B72A #2AB7B2 #6C2AB7

square

#B72A2F #76B72A #2AB7B2 #6C2AB7

split-complementary

#B72A2F #2AB76C #2A76B7

monochromatic

#531315 #851F22 #B72A2F #D5494E #E17B7E

Accessibility & contrast

On white

6.20

#B72A2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B72A2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72A2F

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72A2F	#FFFFFF	#000000	##FFFFFF
##B72A2F	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2E

Deuteranopia (green-blind)

#786C2A

Tritanopia (blue-blind)

#CA002E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b72a2f;
/* rgb */ color: rgb(183, 42, 47);
/* oklch */ color: oklch(51.4% 0.177 24.5);

Tailwind

colors: {
  custom: {
    50: '#d57068',
    500: '#b72a2f',
    950: '#000000',
  },
}

SCSS

$custom: #b72a2f;
$custom-light: #d57068;
$custom-dark: #000000;

JSON

{
  "hex": "#b72a2f",
  "rgb": {
    "r": 183,
    "g": 42,
    "b": 47
  },
  "hsl": {
    "h": 357.872,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51379,
    "c": 0.17714,
    "h": 24.5
  },
  "luminance": 0.11928
}

Semantic roles & 50–950 ramp

primary

#B72A2F

secondary

#74C9C6

accent

#E6E042

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72A2F

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

Preview Lab → · Contrast checker → · Palette generator →