#B33F5A#B33F5A

#B33F5A is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.151 H 9.7°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#B33F5A
RGB	rgb(179, 63, 90)
HSL	hsl(346, 48%, 47%)
HSV	hsv(346, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 49.7%, 29.8%)
CIE-LAB	lab(44.06, 49.11, 9.90)
CIE-LCH	lch(44.06, 50.10, 11.39°)
OKLab	oklab(53.7% 0.1491 0.0255)
OKLCH	oklch(53.7% 0.151 9.7)
XYZ	xyz(22.2152, 13.8797, 11.1801)
Luminance	0.1388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F5A #3FB398

analogous

#B33F94 #B33F5A #B35E3F

triadic

#B33F5A #5AB33F #3F5AB3

tetradic

#B33F5A #94B33F #3FB398 #5E3FB3

square

#B33F5A #94B33F #3FB398 #5E3FB3

split-complementary

#B33F5A #3FB35E #3F94B3

monochromatic

#581F2C #862F43 #B33F5A #C9667D #D993A4

Accessibility & contrast

On white

5.56

#B33F5A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B33F5A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F5A

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F5A	#FFFFFF	#000000	##FFFFFF
##B33F5A	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59595A

Deuteranopia (green-blind)

#777157

Tritanopia (blue-blind)

#C32D4A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b33f5a;
/* rgb */ color: rgb(179, 63, 90);
/* oklch */ color: oklch(53.7% 0.151 9.7);

Tailwind

colors: {
  custom: {
    50: '#cf7b88',
    500: '#b33f5a',
    950: '#000000',
  },
}

SCSS

$custom: #b33f5a;
$custom-light: #cf7b88;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f5a",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 90
  },
  "hsl": {
    "h": 346.034,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53703,
    "c": 0.15123,
    "h": 9.7
  },
  "luminance": 0.13877
}

Semantic roles & 50–950 ramp

primary

#B33F5A

secondary

#89C4B7

accent

#D8B850

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#150A0B

muted

#837C7C

Preview Lab

Preview with #B33F5A

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

Preview Lab → · Contrast checker → · Palette generator →