#B33334#B33334

#B33334 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.165 H 24.7°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#B33334
RGB	rgb(179, 51, 52)
HSL	hsl(360, 56%, 45%)
HSV	hsv(360, 72%, 70%)
CMYK	cmyk(0%, 71.5%, 70.9%, 29.8%)
CIE-LAB	lab(41.54, 51.35, 29.90)
CIE-LCH	lch(41.54, 59.42, 30.21°)
OKLab	oklab(51.58% 0.1497 0.0688)
OKLCH	oklch(51.58% 0.165 24.7)
XYZ	xyz(20.3963, 12.2023, 4.5295)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33334 #33B3B2

analogous

#B33374 #B33334 #B37233

triadic

#B33334 #34B333 #3334B3

tetradic

#B33334 #74B333 #33B3B2 #7233B3

square

#B33334 #74B333 #33B3B2 #7233B3

split-complementary

#B33334 #33B372 #3374B3

monochromatic

#541818 #832526 #B33334 #CE5556 #DC8485

Accessibility & contrast

On white

6.11

#B33334 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B33334 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33334

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33334	#FFFFFF	#000000	##FFFFFF
##B33334	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585033

Deuteranopia (green-blind)

#786C30

Tritanopia (blue-blind)

#C50235

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33334;
/* rgb */ color: rgb(179, 51, 52);
/* oklch */ color: oklch(51.6% 0.165 24.7);

Tailwind

colors: {
  custom: {
    50: '#d2746b',
    500: '#b33334',
    950: '#000000',
  },
}

SCSS

$custom: #b33334;
$custom-light: #d2746b;
$custom-dark: #000000;

JSON

{
  "hex": "#b33334",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 52
  },
  "hsl": {
    "h": 359.531,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51581,
    "c": 0.1647,
    "h": 24.7
  },
  "luminance": 0.12199
}

Semantic roles & 50–950 ramp

primary

#B33334

secondary

#7CC6C5

accent

#DFDE49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B33334

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

Preview Lab → · Contrast checker → · Palette generator →