#B72E39#B72E39

#B72E39 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.9% C 0.173 H 21.6°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B72E39
RGB	rgb(183, 46, 57)
HSL	hsl(355, 60%, 45%)
HSV	hsv(355, 75%, 72%)
CMYK	cmyk(0%, 74.9%, 68.9%, 28.2%)
CIE-LAB	lab(41.72, 54.66, 27.29)
CIE-LCH	lch(41.72, 61.09, 26.53°)
OKLab	oklab(51.88% 0.1607 0.0636)
OKLCH	oklch(51.88% 0.173 21.6)
XYZ	xyz(21.2463, 12.3199, 5.1294)
Luminance	0.1232 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E39 #2EB7AC

analogous

#B72E7E #B72E39 #B7672E

triadic

#B72E39 #39B72E #2E39B7

tetradic

#B72E39 #7EB72E #2EB7AC #672EB7

square

#B72E39 #7EB72E #2EB7AC #672EB7

split-complementary

#B72E39 #2EB767 #2E7EB7

monochromatic

#55151B #86222A #B72E39 #D34F5A #DF8088

Accessibility & contrast

On white

6.06

#B72E39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B72E39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E39

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E39	#FFFFFF	#000000	##FFFFFF
##B72E39	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565038

Deuteranopia (green-blind)

#786D35

Tritanopia (blue-blind)

#C90033

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e39;
/* rgb */ color: rgb(183, 46, 57);
/* oklch */ color: oklch(51.9% 0.173 21.6);

Tailwind

colors: {
  custom: {
    50: '#d5726f',
    500: '#b72e39',
    950: '#000000',
  },
}

SCSS

$custom: #b72e39;
$custom-light: #d5726f;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e39",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 57
  },
  "hsl": {
    "h": 355.182,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5188,
    "c": 0.17286,
    "h": 21.6
  },
  "luminance": 0.12317
}

Semantic roles & 50–950 ramp

primary

#B72E39

secondary

#79C8C2

accent

#E3D645

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B72E39

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

Preview Lab → · Contrast checker → · Palette generator →