#B72F39#B72F39

#B72F39 is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.0% C 0.172 H 21.8°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B72F39
RGB	rgb(183, 47, 57)
HSL	hsl(356, 59%, 45%)
HSV	hsv(356, 74%, 72%)
CMYK	cmyk(0%, 74.3%, 68.9%, 28.2%)
CIE-LAB	lab(41.84, 54.31, 27.44)
CIE-LCH	lch(41.84, 60.85, 26.80°)
OKLab	oklab(51.97% 0.1596 0.064)
OKLCH	oklch(51.97% 0.172 21.8)
XYZ	xyz(21.2858, 12.3989, 5.1425)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72F39 #2FB7AD

analogous

#B72F7D #B72F39 #B7692F

triadic

#B72F39 #39B72F #2F39B7

tetradic

#B72F39 #7DB72F #2FB7AD #692FB7

square

#B72F39 #7DB72F #2FB7AD #692FB7

split-complementary

#B72F39 #2FB769 #2F7DB7

monochromatic

#56161B #86222A #B72F39 #D2515A #DF8288

Accessibility & contrast

On white

6.04

#B72F39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B72F39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72F39

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72F39	#FFFFFF	#000000	##FFFFFF
##B72F39	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565038

Deuteranopia (green-blind)

#786D35

Tritanopia (blue-blind)

#C90034

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b72f39;
/* rgb */ color: rgb(183, 47, 57);
/* oklch */ color: oklch(52.0% 0.172 21.8);

Tailwind

colors: {
  custom: {
    50: '#d5726f',
    500: '#b72f39',
    950: '#000000',
  },
}

SCSS

$custom: #b72f39;
$custom-light: #d5726f;
$custom-dark: #000000;

JSON

{
  "hex": "#b72f39",
  "rgb": {
    "r": 183,
    "g": 47,
    "b": 57
  },
  "hsl": {
    "h": 355.588,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51972,
    "c": 0.17197,
    "h": 21.8
  },
  "luminance": 0.12396
}

Semantic roles & 50–950 ramp

primary

#B72F39

secondary

#7AC8C2

accent

#E2D745

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B72F39

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

Preview Lab → · Contrast checker → · Palette generator →