#B33233#B33233

#B33233 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.166 H 24.8°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B33233
RGB	rgb(179, 50, 51)
HSL	hsl(360, 56%, 45%)
HSV	hsv(360, 72%, 70%)
CMYK	cmyk(0%, 72.1%, 71.5%, 29.8%)
CIE-LAB	lab(41.39, 51.67, 30.32)
CIE-LCH	lch(41.39, 59.91, 30.40°)
OKLab	oklab(51.47% 0.1505 0.0695)
OKLCH	oklch(51.47% 0.166 24.8)
XYZ	xyz(20.3308, 12.1070, 4.3977)
Luminance	0.1210 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33233 #32B3B2

analogous

#B33273 #B33233 #B37232

triadic

#B33233 #33B332 #3233B3

tetradic

#B33233 #73B332 #32B3B2 #7232B3

square

#B33233 #73B332 #32B3B2 #7232B3

split-complementary

#B33233 #32B372 #3273B3

monochromatic

#531718 #832525 #B33233 #CF5354 #DC8384

Accessibility & contrast

On white

6.14

#B33233 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B33233 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33233

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33233	#FFFFFF	#000000	##FFFFFF
##B33233	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575032

Deuteranopia (green-blind)

#776C2F

Tritanopia (blue-blind)

#C50034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33233;
/* rgb */ color: rgb(179, 50, 51);
/* oklch */ color: oklch(51.5% 0.166 24.8);

Tailwind

colors: {
  custom: {
    50: '#d2736b',
    500: '#b33233',
    950: '#000000',
  },
}

SCSS

$custom: #b33233;
$custom-light: #d2736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b33233",
  "rgb": {
    "r": 179,
    "g": 50,
    "b": 51
  },
  "hsl": {
    "h": 359.535,
    "s": 56.332,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51465,
    "c": 0.16576,
    "h": 24.8
  },
  "luminance": 0.12104
}

Semantic roles & 50–950 ramp

primary

#B33233

secondary

#7BC6C5

accent

#E0DE48

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B33233

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

Preview Lab → · Contrast checker → · Palette generator →