#B72E3D#B72E3D

#B72E3D is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.9% C 0.173 H 19.9°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#B72E3D
RGB	rgb(183, 46, 61)
HSL	hsl(353, 60%, 45%)
HSV	hsv(353, 75%, 72%)
CMYK	cmyk(0%, 74.9%, 66.7%, 28.2%)
CIE-LAB	lab(41.78, 54.87, 24.92)
CIE-LCH	lch(41.78, 60.26, 24.42°)
OKLab	oklab(51.95% 0.1623 0.0589)
OKLCH	oklch(51.95% 0.173 19.9)
XYZ	xyz(21.3501, 12.3614, 5.6758)
Luminance	0.1236 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E3D #2EB7A8

analogous

#B72E81 #B72E3D #B7642E

triadic

#B72E3D #3DB72E #2E3DB7

tetradic

#B72E3D #81B72E #2EB7A8 #642EB7

square

#B72E3D #81B72E #2EB7A8 #642EB7

split-complementary

#B72E3D #2EB764 #2E81B7

monochromatic

#55151C #86222D #B72E3D #D34F5E #DF808B

Accessibility & contrast

On white

6.05

#B72E3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B72E3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E3D

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E3D	#FFFFFF	#000000	##FFFFFF
##B72E3D	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503D

Deuteranopia (green-blind)

#786D39

Tritanopia (blue-blind)

#C90035

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b72e3d;
/* rgb */ color: rgb(183, 46, 61);
/* oklch */ color: oklch(51.9% 0.173 19.9);

Tailwind

colors: {
  custom: {
    50: '#d47272',
    500: '#b72e3d',
    950: '#000000',
  },
}

SCSS

$custom: #b72e3d;
$custom-light: #d47272;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e3d",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 61
  },
  "hsl": {
    "h": 353.431,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51949,
    "c": 0.17262,
    "h": 19.9
  },
  "luminance": 0.12358
}

Semantic roles & 50–950 ramp

primary

#B72E3D

secondary

#79C8BF

accent

#E3D245

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B72E3D

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

Preview Lab → · Contrast checker → · Palette generator →