#B33436#B33436

#B33436 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.164 H 24.1°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B33436
RGB	rgb(179, 52, 54)
HSL	hsl(359, 55%, 45%)
HSV	hsv(359, 71%, 70%)
CMYK	cmyk(0%, 70.9%, 69.8%, 29.8%)
CIE-LAB	lab(41.70, 51.07, 28.90)
CIE-LCH	lch(41.70, 58.68, 29.51°)
OKLab	oklab(51.72% 0.1492 0.0669)
OKLCH	oklch(51.72% 0.164 24.1)
XYZ	xyz(20.4865, 12.3091, 4.7865)
Luminance	0.1231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33436 #34B3B1

analogous

#B33475 #B33436 #B37134

triadic

#B33436 #36B334 #3436B3

tetradic

#B33436 #75B334 #34B3B1 #7134B3

square

#B33436 #75B334 #34B3B1 #7134B3

split-complementary

#B33436 #34B371 #3475B3

monochromatic

#541819 #842628 #B33436 #CE5658 #DC8687

Accessibility & contrast

On white

6.07

#B33436 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B33436 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33436

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33436	#FFFFFF	#000000	##FFFFFF
##B33436	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585135

Deuteranopia (green-blind)

#786C32

Tritanopia (blue-blind)

#C50736

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33436;
/* rgb */ color: rgb(179, 52, 54);
/* oklch */ color: oklch(51.7% 0.164 24.1);

Tailwind

colors: {
  custom: {
    50: '#d1746d',
    500: '#b33436',
    950: '#000000',
  },
}

SCSS

$custom: #b33436;
$custom-light: #d1746d;
$custom-dark: #000000;

JSON

{
  "hex": "#b33436",
  "rgb": {
    "r": 179,
    "g": 52,
    "b": 54
  },
  "hsl": {
    "h": 359.055,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51715,
    "c": 0.16352,
    "h": 24.1
  },
  "luminance": 0.12306
}

Semantic roles & 50–950 ramp

primary

#B33436

secondary

#7DC5C4

accent

#DEDC49

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B33436

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

Preview Lab → · Contrast checker → · Palette generator →