#B72D38#B72D38

#B72D38 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.174 H 21.8°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B72D38
RGB	rgb(183, 45, 56)
HSL	hsl(355, 61%, 45%)
HSV	hsv(355, 75%, 72%)
CMYK	cmyk(0%, 75.4%, 69.4%, 28.2%)
CIE-LAB	lab(41.58, 54.94, 27.73)
CIE-LCH	lch(41.58, 61.54, 26.78°)
OKLab	oklab(51.77% 0.1614 0.0644)
OKLCH	oklch(51.77% 0.174 21.8)
XYZ	xyz(21.1830, 12.2328, 4.9864)
Luminance	0.1223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72D38 #2DB7AC

analogous

#B72D7D #B72D38 #B7672D

triadic

#B72D38 #38B72D #2D38B7

tetradic

#B72D38 #7DB72D #2DB7AC #672DB7

square

#B72D38 #7DB72D #2DB7AC #672DB7

split-complementary

#B72D38 #2DB767 #2D7DB7

monochromatic

#55151A #862129 #B72D38 #D34E58 #DF7F87

Accessibility & contrast

On white

6.09

#B72D38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72D38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72D38

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72D38	#FFFFFF	#000000	##FFFFFF
##B72D38	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)

#554F37

Deuteranopia (green-blind)

#786D34

Tritanopia (blue-blind)

#C90032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72d38;
/* rgb */ color: rgb(183, 45, 56);
/* oklch */ color: oklch(51.8% 0.174 21.8);

Tailwind

colors: {
  custom: {
    50: '#d5716e',
    500: '#b72d38',
    950: '#000000',
  },
}

SCSS

$custom: #b72d38;
$custom-light: #d5716e;
$custom-dark: #000000;

JSON

{
  "hex": "#b72d38",
  "rgb": {
    "r": 183,
    "g": 45,
    "b": 56
  },
  "hsl": {
    "h": 355.217,
    "s": 60.526,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51774,
    "c": 0.17382,
    "h": 21.8
  },
  "luminance": 0.1223
}

Semantic roles & 50–950 ramp

primary

#B72D38

secondary

#78C8C2

accent

#E4D744

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160807

muted

#847B7A

Preview Lab

Preview with #B72D38

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

Preview Lab → · Contrast checker → · Palette generator →