#B72C40#B72C40

#B72C40 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.174 H 18.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B72C40
RGB	rgb(183, 44, 64)
HSL	hsl(351, 61%, 45%)
HSV	hsv(351, 76%, 72%)
CMYK	cmyk(0%, 76%, 65%, 28.2%)
CIE-LAB	lab(41.60, 55.71, 22.83)
CIE-LCH	lch(41.60, 60.20, 22.29°)
OKLab	oklab(51.83% 0.1656 0.0545)
OKLCH	oklch(51.83% 0.174 18.2)
XYZ	xyz(21.3568, 12.2420, 6.0879)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72C40 #2CB7A3

analogous

#B72C86 #B72C40 #B75E2C

triadic

#B72C40 #40B72C #2C40B7

tetradic

#B72C40 #86B72C #2CB7A3 #5E2CB7

square

#B72C40 #86B72C #2CB7A3 #5E2CB7

split-complementary

#B72C40 #2CB75E #2C86B7

monochromatic

#54141D #86202F #B72C40 #D44C60 #E07E8C

Accessibility & contrast

On white

6.09

#B72C40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72C40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72C40

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72C40	#FFFFFF	#000000	##FFFFFF
##B72C40	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F40

Deuteranopia (green-blind)

#776D3C

Tritanopia (blue-blind)

#C90035

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72c40;
/* rgb */ color: rgb(183, 44, 64);
/* oklch */ color: oklch(51.8% 0.174 18.2);

Tailwind

colors: {
  custom: {
    50: '#d47174',
    500: '#b72c40',
    950: '#000000',
  },
}

SCSS

$custom: #b72c40;
$custom-light: #d47174;
$custom-dark: #000000;

JSON

{
  "hex": "#b72c40",
  "rgb": {
    "r": 183,
    "g": 44,
    "b": 64
  },
  "hsl": {
    "h": 351.367,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51827,
    "c": 0.17432,
    "h": 18.2
  },
  "luminance": 0.12239
}

Semantic roles & 50–950 ramp

primary

#B72C40

secondary

#76C8BD

accent

#E4CD43

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160808

muted

#847B7B

Preview Lab

Preview with #B72C40

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

Preview Lab → · Contrast checker → · Palette generator →