#B33329#B33329

#B33329 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.166 H 28.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B33329
RGB	rgb(179, 51, 41)
HSL	hsl(4, 63%, 43%)
HSV	hsv(4, 77%, 70%)
CMYK	cmyk(0%, 71.5%, 77.1%, 29.8%)
CIE-LAB	lab(41.40, 50.87, 36.15)
CIE-LCH	lch(41.40, 62.40, 35.40°)
OKLab	oklab(51.43% 0.1458 0.0799)
OKLCH	oklch(51.43% 0.166 28.7)
XYZ	xyz(20.1768, 12.1145, 3.3733)
Luminance	0.1211 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33329 #29A9B3

analogous

#B32964 #B33329 #B37829

triadic

#B33329 #29B333 #3329B3

tetradic

#B33329 #64B329 #29A9B3 #7829B3

square

#B33329 #64B329 #29A9B3 #7829B3

split-complementary

#B33329 #29B378 #2964B3

monochromatic

#4F1712 #81251E #B33329 #D44F45 #E07E77

Accessibility & contrast

On white

6.14

#B33329 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B33329 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33329

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33329	#FFFFFF	#000000	##FFFFFF
##B33329	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)

#595027

Deuteranopia (green-blind)

#786C24

Tritanopia (blue-blind)

#C50032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33329;
/* rgb */ color: rgb(179, 51, 41);
/* oklch */ color: oklch(51.4% 0.166 28.7);

Tailwind

colors: {
  custom: {
    50: '#d27364',
    500: '#b33329',
    950: '#000000',
  },
}

SCSS

$custom: #b33329;
$custom-light: #d27364;
$custom-dark: #000000;

JSON

{
  "hex": "#b33329",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 41
  },
  "hsl": {
    "h": 4.348,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51434,
    "c": 0.16626,
    "h": 28.7
  },
  "luminance": 0.12111
}

Semantic roles & 50–950 ramp

primary

#B33329

secondary

#70C1C7

accent

#DAE642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B33329

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

Preview Lab → · Contrast checker → · Palette generator →