#B33F4A#B33F4A

#B33F4A is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.150 H 18.3°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#B33F4A
RGB	rgb(179, 63, 74)
HSL	hsl(354, 48%, 47%)
HSV	hsv(354, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 58.7%, 29.8%)
CIE-LAB	lab(43.71, 47.80, 19.27)
CIE-LCH	lch(43.71, 51.54, 21.96°)
OKLab	oklab(53.32% 0.1427 0.0473)
OKLCH	oklch(53.32% 0.15 18.3)
XYZ	xyz(21.6059, 13.6360, 7.9715)
Luminance	0.1363 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F4A #3FB3A8

analogous

#B33F84 #B33F4A #B36E3F

triadic

#B33F4A #4AB33F #3F4AB3

tetradic

#B33F4A #84B33F #3FB3A8 #6E3FB3

square

#B33F4A #84B33F #3FB3A8 #6E3FB3

split-complementary

#B33F4A #3FB36E #3F84B3

monochromatic

#581F25 #862F37 #B33F4A #C9666F #D9939A

Accessibility & contrast

On white

5.64

#B33F4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B33F4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F4A

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F4A	#FFFFFF	#000000	##FFFFFF
##B33F4A	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C584A

Deuteranopia (green-blind)

#797047

Tritanopia (blue-blind)

#C42844

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b33f4a;
/* rgb */ color: rgb(179, 63, 74);
/* oklch */ color: oklch(53.3% 0.150 18.3);

Tailwind

colors: {
  custom: {
    50: '#d07a7c',
    500: '#b33f4a',
    950: '#000000',
  },
}

SCSS

$custom: #b33f4a;
$custom-light: #d07a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f4a",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 74
  },
  "hsl": {
    "h": 354.31,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53324,
    "c": 0.15034,
    "h": 18.3
  },
  "luminance": 0.13633
}

Semantic roles & 50–950 ramp

primary

#B33F4A

secondary

#89C4BF

accent

#D8CB50

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B33F4A

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

Preview Lab → · Contrast checker → · Palette generator →