#B72F3D#B72F3D

#B72F3D is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.0% C 0.172 H 20.2°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B72F3D
RGB	rgb(183, 47, 61)
HSL	hsl(354, 59%, 45%)
HSV	hsv(354, 74%, 72%)
CMYK	cmyk(0%, 74.3%, 66.7%, 28.2%)
CIE-LAB	lab(41.91, 54.53, 25.07)
CIE-LCH	lch(41.91, 60.02, 24.69°)
OKLab	oklab(52.04% 0.1612 0.0592)
OKLCH	oklch(52.04% 0.172 20.2)
XYZ	xyz(21.3896, 12.4404, 5.6889)
Luminance	0.1244 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72F3D #2FB7A9

analogous

#B72F81 #B72F3D #B7652F

triadic

#B72F3D #3DB72F #2F3DB7

tetradic

#B72F3D #81B72F #2FB7A9 #652FB7

square

#B72F3D #81B72F #2FB7A9 #652FB7

split-complementary

#B72F3D #2FB765 #2F81B7

monochromatic

#56161D #86222D #B72F3D #D2515E #DF828B

Accessibility & contrast

On white

6.02

#B72F3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B72F3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72F3D

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72F3D	#FFFFFF	#000000	##FFFFFF
##B72F3D	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56503C

Deuteranopia (green-blind)

#786D39

Tritanopia (blue-blind)

#C90035

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b72f3d;
/* rgb */ color: rgb(183, 47, 61);
/* oklch */ color: oklch(52.0% 0.172 20.2);

Tailwind

colors: {
  custom: {
    50: '#d47272',
    500: '#b72f3d',
    950: '#000000',
  },
}

SCSS

$custom: #b72f3d;
$custom-light: #d47272;
$custom-dark: #000000;

JSON

{
  "hex": "#b72f3d",
  "rgb": {
    "r": 183,
    "g": 47,
    "b": 61
  },
  "hsl": {
    "h": 353.824,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5204,
    "c": 0.17172,
    "h": 20.2
  },
  "luminance": 0.12437
}

Semantic roles & 50–950 ramp

primary

#B72F3D

secondary

#7AC8C0

accent

#E2D245

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B72F3D

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

Preview Lab → · Contrast checker → · Palette generator →