#B72B4E#B72B4E

#B72B4E is a mid, vivid red. Relative luminance 0.123; OKLCH L 52.0% C 0.176 H 11.7°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#B72B4E
RGB	rgb(183, 43, 78)
HSL	hsl(345, 62%, 44%)
HSV	hsv(345, 77%, 72%)
CMYK	cmyk(0%, 76.5%, 57.4%, 28.2%)
CIE-LAB	lab(41.76, 56.94, 14.31)
CIE-LCH	lch(41.76, 58.71, 14.11°)
OKLab	oklab(52.04% 0.1721 0.0357)
OKLCH	oklch(52.04% 0.176 11.7)
XYZ	xyz(21.7696, 12.3482, 8.4434)
Luminance	0.1235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72B4E #2BB794

analogous

#B72B94 #B72B4E #B74E2B

triadic

#B72B4E #4EB72B #2B4EB7

tetradic

#B72B4E #94B72B #2BB794 #4E2BB7

square

#B72B4E #94B72B #2BB794 #4E2BB7

split-complementary

#B72B4E #2BB74E #2B94B7

monochromatic

#541424 #851F39 #B72B4E #D54B6D #E07C95

Accessibility & contrast

On white

6.05

#B72B4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B72B4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72B4E

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72B4E	#FFFFFF	#000000	##FFFFFF
##B72B4E	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504E

Deuteranopia (green-blind)

#756D4A

Tritanopia (blue-blind)

#C8003A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72b4e;
/* rgb */ color: rgb(183, 43, 78);
/* oklch */ color: oklch(52.0% 0.176 11.7);

Tailwind

colors: {
  custom: {
    50: '#d3717f',
    500: '#b72b4e',
    950: '#000000',
  },
}

SCSS

$custom: #b72b4e;
$custom-light: #d3717f;
$custom-dark: #000000;

JSON

{
  "hex": "#b72b4e",
  "rgb": {
    "r": 183,
    "g": 43,
    "b": 78
  },
  "hsl": {
    "h": 345,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52041,
    "c": 0.1758,
    "h": 11.7
  },
  "luminance": 0.12345
}

Semantic roles & 50–950 ramp

primary

#B72B4E

secondary

#75C9B4

accent

#E5BC43

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B72B4E

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

Preview Lab → · Contrast checker → · Palette generator →