#B33536#B33536

#B33536 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.163 H 24.4°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B33536
RGB	rgb(179, 53, 54)
HSL	hsl(360, 54%, 45%)
HSV	hsv(360, 70%, 70%)
CMYK	cmyk(0%, 70.4%, 69.8%, 29.8%)
CIE-LAB	lab(41.84, 50.68, 29.07)
CIE-LCH	lch(41.84, 58.43, 29.84°)
OKLab	oklab(51.82% 0.148 0.0673)
OKLCH	oklch(51.82% 0.163 24.4)
XYZ	xyz(20.5316, 12.3993, 4.8015)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33536 #35B3B2

analogous

#B33575 #B33536 #B37335

triadic

#B33536 #36B335 #3536B3

tetradic

#B33536 #75B335 #35B3B2 #7335B3

square

#B33536 #75B335 #35B3B2 #7335B3

split-complementary

#B33536 #35B373 #3575B3

monochromatic

#55191A #842728 #B33536 #CD5859 #DB8788

Accessibility & contrast

On white

6.04

#B33536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B33536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33536

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33536	#FFFFFF	#000000	##FFFFFF
##B33536	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585135

Deuteranopia (green-blind)

#786D32

Tritanopia (blue-blind)

#C50B37

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33536;
/* rgb */ color: rgb(179, 53, 54);
/* oklch */ color: oklch(51.8% 0.163 24.4);

Tailwind

colors: {
  custom: {
    50: '#d1756d',
    500: '#b33536',
    950: '#000000',
  },
}

SCSS

$custom: #b33536;
$custom-light: #d1756d;
$custom-dark: #000000;

JSON

{
  "hex": "#b33536",
  "rgb": {
    "r": 179,
    "g": 53,
    "b": 54
  },
  "hsl": {
    "h": 359.524,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.5182,
    "c": 0.16255,
    "h": 24.4
  },
  "luminance": 0.12396
}

Semantic roles & 50–950 ramp

primary

#B33536

secondary

#7FC5C5

accent

#DEDC4A

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33536

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

Preview Lab → · Contrast checker → · Palette generator →