#B72E36#B72E36

#B72E36 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.173 H 22.8°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B72E36
RGB	rgb(183, 46, 54)
HSL	hsl(356, 60%, 45%)
HSV	hsv(356, 75%, 72%)
CMYK	cmyk(0%, 74.9%, 70.5%, 28.2%)
CIE-LAB	lab(41.67, 54.51, 29.05)
CIE-LCH	lch(41.67, 61.76, 28.06°)
OKLab	oklab(51.83% 0.1596 0.067)
OKLCH	oklch(51.83% 0.173 22.8)
XYZ	xyz(21.1737, 12.2908, 4.7468)
Luminance	0.1229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E36 #2EB7AF

analogous

#B72E7B #B72E36 #B76A2E

triadic

#B72E36 #36B72E #2E36B7

tetradic

#B72E36 #7BB72E #2EB7AF #6A2EB7

square

#B72E36 #7BB72E #2EB7AF #6A2EB7

split-complementary

#B72E36 #2EB76A #2E7BB7

monochromatic

#551519 #862228 #B72E36 #D34F57 #DF8086

Accessibility & contrast

On white

6.07

#B72E36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B72E36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E36

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E36	#FFFFFF	#000000	##FFFFFF
##B72E36	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565035

Deuteranopia (green-blind)

#786D32

Tritanopia (blue-blind)

#C90032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e36;
/* rgb */ color: rgb(183, 46, 54);
/* oklch */ color: oklch(51.8% 0.173 22.8);

Tailwind

colors: {
  custom: {
    50: '#d5726d',
    500: '#b72e36',
    950: '#000000',
  },
}

SCSS

$custom: #b72e36;
$custom-light: #d5726d;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e36",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 54
  },
  "hsl": {
    "h": 356.496,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51832,
    "c": 0.17311,
    "h": 22.8
  },
  "luminance": 0.12288
}

Semantic roles & 50–950 ramp

primary

#B72E36

secondary

#79C8C3

accent

#E3DA45

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B72E36

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

Preview Lab → · Contrast checker → · Palette generator →