#B72D36#B72D36

#B72D36 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.174 H 22.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B72D36
RGB	rgb(183, 45, 54)
HSL	hsl(356, 61%, 45%)
HSV	hsv(356, 75%, 72%)
CMYK	cmyk(0%, 75.4%, 70.5%, 28.2%)
CIE-LAB	lab(41.55, 54.84, 28.90)
CIE-LCH	lch(41.55, 61.99, 27.79°)
OKLab	oklab(51.74% 0.1607 0.0667)
OKLCH	oklch(51.74% 0.174 22.5)
XYZ	xyz(21.1351, 12.2136, 4.7339)
Luminance	0.1221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72D36 #2DB7AE

analogous

#B72D7B #B72D36 #B7692D

triadic

#B72D36 #36B72D #2D36B7

tetradic

#B72D36 #7BB72D #2DB7AE #692DB7

square

#B72D36 #7BB72D #2DB7AE #692DB7

split-complementary

#B72D36 #2DB769 #2D7BB7

monochromatic

#551519 #862128 #B72D36 #D34E56 #DF7F85

Accessibility & contrast

On white

6.10

#B72D36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B72D36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72D36

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72D36	#FFFFFF	#000000	##FFFFFF
##B72D36	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)

#564F35

Deuteranopia (green-blind)

#786D31

Tritanopia (blue-blind)

#C90032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72d36;
/* rgb */ color: rgb(183, 45, 54);
/* oklch */ color: oklch(51.7% 0.174 22.5);

Tailwind

colors: {
  custom: {
    50: '#d5716d',
    500: '#b72d36',
    950: '#000000',
  },
}

SCSS

$custom: #b72d36;
$custom-light: #d5716d;
$custom-dark: #000000;

JSON

{
  "hex": "#b72d36",
  "rgb": {
    "r": 183,
    "g": 45,
    "b": 54
  },
  "hsl": {
    "h": 356.087,
    "s": 60.526,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51742,
    "c": 0.17398,
    "h": 22.5
  },
  "luminance": 0.1221
}

Semantic roles & 50–950 ramp

primary

#B72D36

secondary

#78C8C3

accent

#E4D944

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B72D36

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

Preview Lab → · Contrast checker → · Palette generator →