#B72A30#B72A30

#B72A30 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.4% C 0.177 H 24.1°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#B72A30
RGB	rgb(183, 42, 48)
HSL	hsl(357, 63%, 44%)
HSV	hsv(357, 77%, 72%)
CMYK	cmyk(0%, 77%, 73.8%, 28.2%)
CIE-LAB	lab(41.12, 55.54, 32.00)
CIE-LCH	lch(41.12, 64.10, 29.94°)
OKLab	oklab(51.39% 0.1616 0.0723)
OKLCH	oklch(51.39% 0.177 24.1)
XYZ	xyz(20.8923, 11.9399, 4.0003)
Luminance	0.1194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72A30 #2AB7B1

analogous

#B72A77 #B72A30 #B76B2A

triadic

#B72A30 #30B72A #2A30B7

tetradic

#B72A30 #77B72A #2AB7B1 #6B2AB7

square

#B72A30 #77B72A #2AB7B1 #6B2AB7

split-complementary

#B72A30 #2AB76B #2A77B7

monochromatic

#531316 #851F23 #B72A30 #D5494F #E17B7F

Accessibility & contrast

On white

6.20

#B72A30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B72A30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72A30

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72A30	#FFFFFF	#000000	##FFFFFF
##B72A30	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2F

Deuteranopia (green-blind)

#786C2B

Tritanopia (blue-blind)

#CA002E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b72a30;
/* rgb */ color: rgb(183, 42, 48);
/* oklch */ color: oklch(51.4% 0.177 24.1);

Tailwind

colors: {
  custom: {
    50: '#d57068',
    500: '#b72a30',
    950: '#000000',
  },
}

SCSS

$custom: #b72a30;
$custom-light: #d57068;
$custom-dark: #000000;

JSON

{
  "hex": "#b72a30",
  "rgb": {
    "r": 183,
    "g": 42,
    "b": 48
  },
  "hsl": {
    "h": 357.447,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51393,
    "c": 0.17704,
    "h": 24.1
  },
  "luminance": 0.11937
}

Semantic roles & 50–950 ramp

primary

#B72A30

secondary

#74C9C5

accent

#E6DF42

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72A30

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

Preview Lab → · Contrast checker → · Palette generator →