#B33A4A#B33A4A

#B33A4A is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.156 H 16.7°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B33A4A
RGB	rgb(179, 58, 74)
HSL	hsl(352, 51%, 46%)
HSV	hsv(352, 68%, 70%)
CMYK	cmyk(0%, 67.6%, 58.7%, 29.8%)
CIE-LAB	lab(42.92, 49.92, 18.24)
CIE-LCH	lch(42.92, 53.14, 20.07°)
OKLab	oklab(52.74% 0.1495 0.0449)
OKLCH	oklch(52.74% 0.156 16.7)
XYZ	xyz(21.3415, 13.1071, 7.8834)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33A4A #3AB3A3

analogous

#B33A87 #B33A4A #B3673A

triadic

#B33A4A #4AB33A #3A4AB3

tetradic

#B33A4A #87B33A #3AB3A3 #673AB3

square

#B33A4A #87B33A #3AB3A3 #673AB3

split-complementary

#B33A4A #3AB367 #3A87B3

monochromatic

#571C24 #852B37 #B33A4A #CB5F6D #DA8D97

Accessibility & contrast

On white

5.80

#B33A4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B33A4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33A4A

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33A4A	#FFFFFF	#000000	##FFFFFF
##B33A4A	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59554A

Deuteranopia (green-blind)

#786F47

Tritanopia (blue-blind)

#C42041

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b33a4a;
/* rgb */ color: rgb(179, 58, 74);
/* oklch */ color: oklch(52.7% 0.156 16.7);

Tailwind

colors: {
  custom: {
    50: '#d0787c',
    500: '#b33a4a',
    950: '#000000',
  },
}

SCSS

$custom: #b33a4a;
$custom-light: #d0787c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33a4a",
  "rgb": {
    "r": 179,
    "g": 58,
    "b": 74
  },
  "hsl": {
    "h": 352.066,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52739,
    "c": 0.15605,
    "h": 16.7
  },
  "luminance": 0.13104
}

Semantic roles & 50–950 ramp

primary

#B33A4A

secondary

#84C5BC

accent

#DBC84D

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33A4A

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

Preview Lab → · Contrast checker → · Palette generator →