#B72F29#B72F29

#B72F29 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.174 H 27.6°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#B72F29
RGB	rgb(183, 47, 41)
HSL	hsl(3, 63%, 44%)
HSV	hsv(3, 78%, 72%)
CMYK	cmyk(0%, 74.3%, 77.6%, 28.2%)
CIE-LAB	lab(41.63, 53.61, 36.62)
CIE-LCH	lch(41.63, 64.92, 34.34°)
OKLab	oklab(51.75% 0.154 0.0806)
OKLCH	oklch(51.75% 0.174 27.6)
XYZ	xyz(20.9477, 12.2637, 3.3615)
Luminance	0.1226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72F29 #29B1B7

analogous

#B7296A #B72F29 #B77629

triadic

#B72F29 #29B72F #2F29B7

tetradic

#B72F29 #6AB729 #29B1B7 #7629B7

square

#B72F29 #6AB729 #29B1B7 #7629B7

split-complementary

#B72F29 #29B776 #296AB7

monochromatic

#531513 #85221E #B72F29 #D64D47 #E17E79

Accessibility & contrast

On white

6.08

#B72F29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72F29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72F29

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72F29	#FFFFFF	#000000	##FFFFFF
##B72F29	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F27

Deuteranopia (green-blind)

#7A6D23

Tritanopia (blue-blind)

#CA002F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72f29;
/* rgb */ color: rgb(183, 47, 41);
/* oklch */ color: oklch(51.7% 0.174 27.6);

Tailwind

colors: {
  custom: {
    50: '#d67263',
    500: '#b72f29',
    950: '#000000',
  },
}

SCSS

$custom: #b72f29;
$custom-light: #d67263;
$custom-dark: #000000;

JSON

{
  "hex": "#b72f29",
  "rgb": {
    "r": 183,
    "g": 47,
    "b": 41
  },
  "hsl": {
    "h": 2.535,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51747,
    "c": 0.17379,
    "h": 27.6
  },
  "luminance": 0.1226
}

Semantic roles & 50–950 ramp

primary

#B72F29

secondary

#73C5C9

accent

#DFE641

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B72F29

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

Preview Lab → · Contrast checker → · Palette generator →