#B72E2C#B72E2C

#B72E2C is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.174 H 26.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B72E2C
RGB	rgb(183, 46, 44)
HSL	hsl(1, 61%, 45%)
HSV	hsv(1, 76%, 72%)
CMYK	cmyk(0%, 74.9%, 76%, 28.2%)
CIE-LAB	lab(41.54, 54.06, 34.81)
CIE-LCH	lch(41.54, 64.30, 32.78°)
OKLab	oklab(51.69% 0.156 0.0775)
OKLCH	oklch(51.69% 0.174 26.4)
XYZ	xyz(20.9625, 12.2064, 3.6347)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E2C #2CB5B7

analogous

#B72C70 #B72E2C #B7732C

triadic

#B72E2C #2CB72E #2E2CB7

tetradic

#B72E2C #70B72C #2CB5B7 #732CB7

square

#B72E2C #70B72C #2CB5B7 #732CB7

split-complementary

#B72E2C #2CB773 #2C70B7

monochromatic

#541514 #862220 #B72E2C #D44E4C #E07F7E

Accessibility & contrast

On white

6.10

#B72E2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B72E2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E2C

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E2C	#FFFFFF	#000000	##FFFFFF
##B72E2C	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)

#574F2A

Deuteranopia (green-blind)

#796D27

Tritanopia (blue-blind)

#CA002F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e2c;
/* rgb */ color: rgb(183, 46, 44);
/* oklch */ color: oklch(51.7% 0.174 26.4);

Tailwind

colors: {
  custom: {
    50: '#d57266',
    500: '#b72e2c',
    950: '#000000',
  },
}

SCSS

$custom: #b72e2c;
$custom-light: #d57266;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e2c",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 44
  },
  "hsl": {
    "h": 0.863,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51691,
    "c": 0.17422,
    "h": 26.4
  },
  "luminance": 0.12203
}

Semantic roles & 50–950 ramp

primary

#B72E2C

secondary

#76C7C8

accent

#E2E443

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72E2C

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

Preview Lab → · Contrast checker → · Palette generator →