#B33F5C#B33F5C

#B33F5C is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.8% C 0.152 H 8.6°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B33F5C
RGB	rgb(179, 63, 92)
HSL	hsl(345, 48%, 47%)
HSV	hsv(345, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 48.6%, 29.8%)
CIE-LAB	lab(44.11, 49.30, 8.73)
CIE-LCH	lch(44.11, 50.06, 10.04°)
OKLab	oklab(53.76% 0.1498 0.0226)
OKLCH	oklch(53.76% 0.152 8.6)
XYZ	xyz(22.3014, 13.9142, 11.6345)
Luminance	0.1391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F5C #3FB396

analogous

#B33F96 #B33F5C #B35C3F

triadic

#B33F5C #5CB33F #3F5CB3

tetradic

#B33F5C #96B33F #3FB396 #5C3FB3

square

#B33F5C #96B33F #3FB396 #5C3FB3

split-complementary

#B33F5C #3FB35C #3F96B3

monochromatic

#581F2D #862F45 #B33F5C #C9667F #D993A5

Accessibility & contrast

On white

5.55

#B33F5C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B33F5C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F5C

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F5C	#FFFFFF	#000000	##FFFFFF
##B33F5C	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595A5D

Deuteranopia (green-blind)

#777159

Tritanopia (blue-blind)

#C32D4A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b33f5c;
/* rgb */ color: rgb(179, 63, 92);
/* oklch */ color: oklch(53.8% 0.152 8.6);

Tailwind

colors: {
  custom: {
    50: '#cf7b8a',
    500: '#b33f5c',
    950: '#000000',
  },
}

SCSS

$custom: #b33f5c;
$custom-light: #cf7b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f5c",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 92
  },
  "hsl": {
    "h": 345,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53756,
    "c": 0.15154,
    "h": 8.6
  },
  "luminance": 0.13911
}

Semantic roles & 50–950 ramp

primary

#B33F5C

secondary

#89C4B6

accent

#D8B650

background

#FDF7F8

surface

#FAEEF0

border

#D3C9CB

text

#150A0B

muted

#837C7C

Preview Lab

Preview with #B33F5C

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

Preview Lab → · Contrast checker → · Palette generator →