#B72C2D#B72C2D

#B72C2D is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.176 H 25.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B72C2D
RGB	rgb(183, 44, 45)
HSL	hsl(360, 61%, 45%)
HSV	hsv(360, 76%, 72%)
CMYK	cmyk(0%, 76%, 75.4%, 28.2%)
CIE-LAB	lab(41.31, 54.77, 33.98)
CIE-LCH	lch(41.31, 64.46, 31.81°)
OKLab	oklab(51.52% 0.1585 0.0759)
OKLCH	oklch(51.52% 0.176 25.6)
XYZ	xyz(20.9052, 12.0614, 3.7094)
Luminance	0.1206 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72C2D #2CB7B6

analogous

#B72C73 #B72C2D #B7702C

triadic

#B72C2D #2DB72C #2C2DB7

tetradic

#B72C2D #73B72C #2CB7B6 #702CB7

square

#B72C2D #73B72C #2CB7B6 #702CB7

split-complementary

#B72C2D #2CB770 #2C73B7

monochromatic

#541415 #862021 #B72C2D #D44C4D #E07E7E

Accessibility & contrast

On white

6.16

#B72C2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B72C2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72C2D

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72C2D	#FFFFFF	#000000	##FFFFFF
##B72C2D	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)

#564E2B

Deuteranopia (green-blind)

#796C28

Tritanopia (blue-blind)

#CA002E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b72c2d;
/* rgb */ color: rgb(183, 44, 45);
/* oklch */ color: oklch(51.5% 0.176 25.6);

Tailwind

colors: {
  custom: {
    50: '#d57166',
    500: '#b72c2d',
    950: '#000000',
  },
}

SCSS

$custom: #b72c2d;
$custom-light: #d57166;
$custom-dark: #000000;

JSON

{
  "hex": "#b72c2d",
  "rgb": {
    "r": 183,
    "g": 44,
    "b": 45
  },
  "hsl": {
    "h": 359.568,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51524,
    "c": 0.17574,
    "h": 25.6
  },
  "luminance": 0.12058
}

Semantic roles & 50–950 ramp

primary

#B72C2D

secondary

#76C8C8

accent

#E4E343

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72C2D

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

Preview Lab → · Contrast checker → · Palette generator →