#B72D2C#B72D2C

#B72D2C is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.175 H 26.2°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B72D2C
RGB	rgb(183, 45, 44)
HSL	hsl(0, 61%, 45%)
HSV	hsv(0, 76%, 72%)
CMYK	cmyk(0%, 75.4%, 76%, 28.2%)
CIE-LAB	lab(41.42, 54.40, 34.68)
CIE-LCH	lch(41.42, 64.52, 32.52°)
OKLab	oklab(51.6% 0.1571 0.0772)
OKLCH	oklch(51.6% 0.175 26.2)
XYZ	xyz(20.9239, 12.1292, 3.6218)
Luminance	0.1213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72D2C #2CB6B7

analogous

#B72C70 #B72D2C #B7732C

triadic

#B72D2C #2CB72D #2D2CB7

tetradic

#B72D2C #70B72C #2CB6B7 #732CB7

square

#B72D2C #70B72C #2CB6B7 #732CB7

split-complementary

#B72D2C #2CB773 #2C70B7

monochromatic

#541514 #862120 #B72D2C #D44D4C #E07E7E

Accessibility & contrast

On white

6.13

#B72D2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B72D2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72D2C

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72D2C	#FFFFFF	#000000	##FFFFFF
##B72D2C	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F2A

Deuteranopia (green-blind)

#796D27

Tritanopia (blue-blind)

#CA002F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72d2c;
/* rgb */ color: rgb(183, 45, 44);
/* oklch */ color: oklch(51.6% 0.175 26.2);

Tailwind

colors: {
  custom: {
    50: '#d57166',
    500: '#b72d2c',
    950: '#000000',
  },
}

SCSS

$custom: #b72d2c;
$custom-light: #d57166;
$custom-dark: #000000;

JSON

{
  "hex": "#b72d2c",
  "rgb": {
    "r": 183,
    "g": 45,
    "b": 44
  },
  "hsl": {
    "h": 0.432,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.516,
    "c": 0.17505,
    "h": 26.2
  },
  "luminance": 0.12126
}

Semantic roles & 50–950 ramp

primary

#B72D2C

secondary

#76C8C8

accent

#E3E443

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72D2C

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

Preview Lab → · Contrast checker → · Palette generator →