#B33F59#B33F59

#B33F59 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.151 H 10.3°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#B33F59
RGB	rgb(179, 63, 89)
HSL	hsl(347, 48%, 47%)
HSV	hsv(347, 65%, 70%)
CMYK	cmyk(0%, 64.8%, 50.3%, 29.8%)
CIE-LAB	lab(44.04, 49.02, 10.48)
CIE-LCH	lch(44.04, 50.13, 12.07°)
OKLab	oklab(53.68% 0.1487 0.0269)
OKLCH	oklch(53.68% 0.151 10.3)
XYZ	xyz(22.1729, 13.8628, 10.9574)
Luminance	0.1386 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33F59 #3FB399

analogous

#B33F93 #B33F59 #B35F3F

triadic

#B33F59 #59B33F #3F59B3

tetradic

#B33F59 #93B33F #3FB399 #5F3FB3

square

#B33F59 #93B33F #3FB399 #5F3FB3

split-complementary

#B33F59 #3FB35F #3F93B3

monochromatic

#581F2C #862F42 #B33F59 #C9667C #D993A3

Accessibility & contrast

On white

5.57

#B33F59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B33F59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33F59

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33F59	#FFFFFF	#000000	##FFFFFF
##B33F59	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595959

Deuteranopia (green-blind)

#777156

Tritanopia (blue-blind)

#C32C49

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b33f59;
/* rgb */ color: rgb(179, 63, 89);
/* oklch */ color: oklch(53.7% 0.151 10.3);

Tailwind

colors: {
  custom: {
    50: '#cf7a87',
    500: '#b33f59',
    950: '#000000',
  },
}

SCSS

$custom: #b33f59;
$custom-light: #cf7a87;
$custom-dark: #000000;

JSON

{
  "hex": "#b33f59",
  "rgb": {
    "r": 179,
    "g": 63,
    "b": 89
  },
  "hsl": {
    "h": 346.552,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53677,
    "c": 0.15109,
    "h": 10.3
  },
  "luminance": 0.1386
}

Semantic roles & 50–950 ramp

primary

#B33F59

secondary

#89C4B7

accent

#D8B950

background

#FDF7F8

surface

#FAEEEF

border

#D3C9CA

text

#150A0B

muted

#837C7C

Preview Lab

Preview with #B33F59

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

Preview Lab → · Contrast checker → · Palette generator →