#B72D3D#B72D3D

#B72D3D is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.9% C 0.174 H 19.7°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#B72D3D
RGB	rgb(183, 45, 61)
HSL	hsl(353, 61%, 45%)
HSV	hsv(353, 75%, 72%)
CMYK	cmyk(0%, 75.4%, 66.7%, 28.2%)
CIE-LAB	lab(41.66, 55.21, 24.77)
CIE-LCH	lch(41.66, 60.51, 24.16°)
OKLab	oklab(51.86% 0.1634 0.0585)
OKLCH	oklch(51.86% 0.174 19.7)
XYZ	xyz(21.3114, 12.2842, 5.6629)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72D3D #2DB7A7

analogous

#B72D82 #B72D3D #B7622D

triadic

#B72D3D #3DB72D #2D3DB7

tetradic

#B72D3D #82B72D #2DB7A7 #622DB7

square

#B72D3D #82B72D #2DB7A7 #622DB7

split-complementary

#B72D3D #2DB762 #2D82B7

monochromatic

#55151C #86212D #B72D3D #D34E5D #DF7F8A

Accessibility & contrast

On white

6.08

#B72D3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B72D3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72D3D

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72D3D	#FFFFFF	#000000	##FFFFFF
##B72D3D	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503D

Deuteranopia (green-blind)

#776D39

Tritanopia (blue-blind)

#C90034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72d3d;
/* rgb */ color: rgb(183, 45, 61);
/* oklch */ color: oklch(51.9% 0.174 19.7);

Tailwind

colors: {
  custom: {
    50: '#d47272',
    500: '#b72d3d',
    950: '#000000',
  },
}

SCSS

$custom: #b72d3d;
$custom-light: #d47272;
$custom-dark: #000000;

JSON

{
  "hex": "#b72d3d",
  "rgb": {
    "r": 183,
    "g": 45,
    "b": 61
  },
  "hsl": {
    "h": 353.043,
    "s": 60.526,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51859,
    "c": 0.17352,
    "h": 19.7
  },
  "luminance": 0.12281
}

Semantic roles & 50–950 ramp

primary

#B72D3D

secondary

#78C8BF

accent

#E4D144

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B72D3D

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

Preview Lab → · Contrast checker → · Palette generator →