#B72B29#B72B29

#B72B29 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.177 H 26.7°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#B72B29
RGB	rgb(183, 43, 41)
HSL	hsl(1, 63%, 44%)
HSV	hsv(1, 78%, 72%)
CMYK	cmyk(0%, 76.5%, 77.6%, 28.2%)
CIE-LAB	lab(41.15, 54.95, 36.11)
CIE-LCH	lch(41.15, 65.75, 33.31°)
OKLab	oklab(51.39% 0.1582 0.0795)
OKLCH	oklch(51.39% 0.177 26.7)
XYZ	xyz(20.7950, 11.9584, 3.3107)
Luminance	0.1196 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72B29 #29B5B7

analogous

#B7296E #B72B29 #B77229

triadic

#B72B29 #29B72B #2B29B7

tetradic

#B72B29 #6EB729 #29B5B7 #7229B7

square

#B72B29 #6EB729 #29B5B7 #7229B7

split-complementary

#B72B29 #29B772 #296EB7

monochromatic

#531413 #851F1E #B72B29 #D64947 #E17B79

Accessibility & contrast

On white

6.19

#B72B29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B72B29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72B29

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72B29	#FFFFFF	#000000	##FFFFFF
##B72B29	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E27

Deuteranopia (green-blind)

#796C23

Tritanopia (blue-blind)

#CA002C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b72b29;
/* rgb */ color: rgb(183, 43, 41);
/* oklch */ color: oklch(51.4% 0.177 26.7);

Tailwind

colors: {
  custom: {
    50: '#d67063',
    500: '#b72b29',
    950: '#000000',
  },
}

SCSS

$custom: #b72b29;
$custom-light: #d67063;
$custom-dark: #000000;

JSON

{
  "hex": "#b72b29",
  "rgb": {
    "r": 183,
    "g": 43,
    "b": 41
  },
  "hsl": {
    "h": 0.845,
    "s": 63.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51388,
    "c": 0.17705,
    "h": 26.7
  },
  "luminance": 0.11955
}

Semantic roles & 50–950 ramp

primary

#B72B29

secondary

#73C8C9

accent

#E4E641

background

#FEF7F5

surface

#FDEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B72B29

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

Preview Lab → · Contrast checker → · Palette generator →