#B72C3E#B72C3E

#B72C3E is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.174 H 19.1°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B72C3E
RGB	rgb(183, 44, 62)
HSL	hsl(352, 61%, 45%)
HSV	hsv(352, 76%, 72%)
CMYK	cmyk(0%, 76%, 66.1%, 28.2%)
CIE-LAB	lab(41.56, 55.59, 24.02)
CIE-LCH	lch(41.56, 60.56, 23.37°)
OKLab	oklab(51.79% 0.1648 0.057)
OKLCH	oklch(51.79% 0.174 19.1)
XYZ	xyz(21.3009, 12.2197, 5.7935)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72C3E #2CB7A5

analogous

#B72C84 #B72C3E #B7602C

triadic

#B72C3E #3EB72C #2C3EB7

tetradic

#B72C3E #84B72C #2CB7A5 #602CB7

square

#B72C3E #84B72C #2CB7A5 #602CB7

split-complementary

#B72C3E #2CB760 #2C84B7

monochromatic

#54141D #86202D #B72C3E #D44C5E #E07E8A

Accessibility & contrast

On white

6.10

#B72C3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B72C3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72C3E

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72C3E	#FFFFFF	#000000	##FFFFFF
##B72C3E	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F3E

Deuteranopia (green-blind)

#776D3A

Tritanopia (blue-blind)

#C90034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72c3e;
/* rgb */ color: rgb(183, 44, 62);
/* oklch */ color: oklch(51.8% 0.174 19.1);

Tailwind

colors: {
  custom: {
    50: '#d47173',
    500: '#b72c3e',
    950: '#000000',
  },
}

SCSS

$custom: #b72c3e;
$custom-light: #d47173;
$custom-dark: #000000;

JSON

{
  "hex": "#b72c3e",
  "rgb": {
    "r": 183,
    "g": 44,
    "b": 62
  },
  "hsl": {
    "h": 352.23,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.5179,
    "c": 0.17437,
    "h": 19.1
  },
  "luminance": 0.12216
}

Semantic roles & 50–950 ramp

primary

#B72C3E

secondary

#76C8BE

accent

#E4D043

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160808

muted

#847B7B

Preview Lab

Preview with #B72C3E

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

Preview Lab → · Contrast checker → · Palette generator →