#B33F55#B33F55

#B33F55 is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.151 H 12.5°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B33F55
RGB	rgb(179, 63, 85)
HSL	hsl(349, 48%, 47%)
HSV	hsv(349, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 52.5%, 29.8%)
CIE-LAB	lab(43.94, 48.67, 12.82)
CIE-LCH	lch(43.94, 50.33, 14.76°)
OKLab	oklab(53.58% 0.1471 0.0325)
OKLCH	oklch(53.58% 0.151 12.5)
XYZ	xyz(22.0095, 13.7974, 10.0967)
Luminance	0.1379 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F55 #3FB39D

analogous

#B33F8F #B33F55 #B3633F

triadic

#B33F55 #55B33F #3F55B3

tetradic

#B33F55 #8FB33F #3FB39D #633FB3

square

#B33F55 #8FB33F #3FB39D #633FB3

split-complementary

#B33F55 #3FB363 #3F8FB3

monochromatic

#581F2A #862F40 #B33F55 #C96679 #D993A1

Accessibility & contrast

On white

5.59

#B33F55 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B33F55 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F55

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F55	#FFFFFF	#000000	##FFFFFF
##B33F55	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5955

Deuteranopia (green-blind)

#787152

Tritanopia (blue-blind)

#C32B48

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b33f55;
/* rgb */ color: rgb(179, 63, 85);
/* oklch */ color: oklch(53.6% 0.151 12.5);

Tailwind

colors: {
  custom: {
    50: '#cf7a84',
    500: '#b33f55',
    950: '#000000',
  },
}

SCSS

$custom: #b33f55;
$custom-light: #cf7a84;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f55",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 85
  },
  "hsl": {
    "h": 348.621,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53576,
    "c": 0.15065,
    "h": 12.5
  },
  "luminance": 0.13795
}

Semantic roles & 50–950 ramp

primary

#B33F55

secondary

#89C4B9

accent

#D8BE50

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B33F55

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

Preview Lab → · Contrast checker → · Palette generator →