#B72C38#B72C38

#B72C38 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.175 H 21.5°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B72C38
RGB	rgb(183, 44, 56)
HSL	hsl(355, 61%, 45%)
HSV	hsv(355, 76%, 72%)
CMYK	cmyk(0%, 76%, 69.4%, 28.2%)
CIE-LAB	lab(41.47, 55.27, 27.58)
CIE-LCH	lch(41.47, 61.77, 26.52°)
OKLab	oklab(51.69% 0.1625 0.0641)
OKLCH	oklch(51.69% 0.175 21.5)
XYZ	xyz(21.1453, 12.1574, 4.9738)
Luminance	0.1215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72C38 #2CB7AB

analogous

#B72C7E #B72C38 #B7662C

triadic

#B72C38 #38B72C #2C38B7

tetradic

#B72C38 #7EB72C #2CB7AB #662CB7

square

#B72C38 #7EB72C #2CB7AB #662CB7

split-complementary

#B72C38 #2CB766 #2C7EB7

monochromatic

#54141A #862029 #B72C38 #D44C58 #E07E86

Accessibility & contrast

On white

6.12

#B72C38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B72C38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72C38

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72C38	#FFFFFF	#000000	##FFFFFF
##B72C38	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F37

Deuteranopia (green-blind)

#786D34

Tritanopia (blue-blind)

#C90032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72c38;
/* rgb */ color: rgb(183, 44, 56);
/* oklch */ color: oklch(51.7% 0.175 21.5);

Tailwind

colors: {
  custom: {
    50: '#d5716e',
    500: '#b72c38',
    950: '#000000',
  },
}

SCSS

$custom: #b72c38;
$custom-light: #d5716e;
$custom-dark: #000000;

JSON

{
  "hex": "#b72c38",
  "rgb": {
    "r": 183,
    "g": 44,
    "b": 56
  },
  "hsl": {
    "h": 354.82,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51685,
    "c": 0.17468,
    "h": 21.5
  },
  "luminance": 0.12154
}

Semantic roles & 50–950 ramp

primary

#B72C38

secondary

#76C8C1

accent

#E4D643

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160807

muted

#847B7A

Preview Lab

Preview with #B72C38

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

Preview Lab → · Contrast checker → · Palette generator →