#B33643#B33643

#B33643 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.2% C 0.161 H 19.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#B33643
RGB	rgb(179, 54, 67)
HSL	hsl(354, 54%, 46%)
HSV	hsv(354, 70%, 70%)
CMYK	cmyk(0%, 69.8%, 62.6%, 29.8%)
CIE-LAB	lab(42.20, 51.04, 21.60)
CIE-LCH	lch(42.20, 55.43, 22.94°)
OKLab	oklab(52.16% 0.1518 0.0521)
OKLCH	oklch(52.16% 0.161 19)
XYZ	xyz(20.9248, 12.6303, 6.6452)
Luminance	0.1263 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33643 #36B3A6

analogous

#B33681 #B33643 #B36736

triadic

#B33643 #43B336 #3643B3

tetradic

#B33643 #81B336 #36B3A6 #6736B3

square

#B33643 #81B336 #36B3A6 #6736B3

split-complementary

#B33643 #36B367 #3681B3

monochromatic

#551A20 #842831 #B33643 #CD5965 #DB8891

Accessibility & contrast

On white

5.96

#B33643 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B33643 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33643

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33643	#FFFFFF	#000000	##FFFFFF
##B33643	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575343

Deuteranopia (green-blind)

#776D40

Tritanopia (blue-blind)

#C4153C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b33643;
/* rgb */ color: rgb(179, 54, 67);
/* oklch */ color: oklch(52.2% 0.161 19.0);

Tailwind

colors: {
  custom: {
    50: '#d17577',
    500: '#b33643',
    950: '#000000',
  },
}

SCSS

$custom: #b33643;
$custom-light: #d17577;
$custom-dark: #000000;

JSON

{
  "hex": "#b33643",
  "rgb": {
    "r": 179,
    "g": 54,
    "b": 67
  },
  "hsl": {
    "h": 353.76,
    "s": 53.648,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52156,
    "c": 0.1605,
    "h": 19
  },
  "luminance": 0.12627
}

Semantic roles & 50–950 ramp

primary

#B33643

secondary

#80C5BE

accent

#DDCE4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B33643

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

Preview Lab → · Contrast checker → · Palette generator →