#B72B45#B72B45

#B72B45 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.175 H 15.8°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B72B45
RGB	rgb(183, 43, 69)
HSL	hsl(349, 62%, 44%)
HSV	hsv(349, 77%, 72%)
CMYK	cmyk(0%, 76.5%, 62.3%, 28.2%)
CIE-LAB	lab(41.58, 56.33, 19.69)
CIE-LCH	lch(41.58, 59.67, 19.27°)
OKLab	oklab(51.84% 0.1686 0.0478)
OKLCH	oklch(51.84% 0.175 15.8)
XYZ	xyz(21.4687, 12.2279, 6.8588)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72B45 #2BB79D

analogous

#B72B8B #B72B45 #B7572B

triadic

#B72B45 #45B72B #2B45B7

tetradic

#B72B45 #8BB72B #2BB79D #572BB7

square

#B72B45 #8BB72B #2BB79D #572BB7

split-complementary

#B72B45 #2BB757 #2B8BB7

monochromatic

#541420 #851F32 #B72B45 #D54B64 #E07C8F

Accessibility & contrast

On white

6.10

#B72B45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72B45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72B45

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72B45	#FFFFFF	#000000	##FFFFFF
##B72B45	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524F45

Deuteranopia (green-blind)

#766D41

Tritanopia (blue-blind)

#C90036

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72b45;
/* rgb */ color: rgb(183, 43, 69);
/* oklch */ color: oklch(51.8% 0.175 15.8);

Tailwind

colors: {
  custom: {
    50: '#d47178',
    500: '#b72b45',
    950: '#000000',
  },
}

SCSS

$custom: #b72b45;
$custom-light: #d47178;
$custom-dark: #000000;

JSON

{
  "hex": "#b72b45",
  "rgb": {
    "r": 183,
    "g": 43,
    "b": 69
  },
  "hsl": {
    "h": 348.857,
    "s": 61.947,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51841,
    "c": 0.17523,
    "h": 15.8
  },
  "luminance": 0.12225
}

Semantic roles & 50–950 ramp

primary

#B72B45

secondary

#75C9B9

accent

#E5C743

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160808

muted

#847B7B

Preview Lab

Preview with #B72B45

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

Preview Lab → · Contrast checker → · Palette generator →