#B31C6D#B31C6D

#B31C6D is a mid, vivid pink. Relative luminance 0.115; OKLCH L 51.2% C 0.194 H 354.6°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#B31C6D
RGB	rgb(179, 28, 109)
HSL	hsl(328, 73%, 41%)
HSV	hsv(328, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 39.1%, 29.8%)
CIE-LAB	lab(40.44, 62.61, -7.21)
CIE-LCH	lch(40.44, 63.03, 353.44°)
OKLab	oklab(51.22% 0.1928 -0.0182)
OKLCH	oklch(51.22% 0.194 354.6)
XYZ	xyz(21.7675, 11.5212, 15.5426)
Luminance	0.1152 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C6D #1CB362

analogous

#AE1CB3 #B31C6D #B31C21

triadic

#B31C6D #6DB31C #1C6DB3

tetradic

#B31C6D #B3AE1C #1CB362 #1C21B3

square

#B31C6D #B3AE1C #1CB362 #1C21B3

split-complementary

#B31C6D #21B31C #1CB3AE

monochromatic

#490B2D #7E144D #B31C6D #DE2E8D #E763A9

Accessibility & contrast

On white

6.36

#B31C6D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#B31C6D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C6D

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C6D	#FFFFFF	#000000	##FFFFFF
##B31C6D	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4E6F

Deuteranopia (green-blind)

#69696A

Tritanopia (blue-blind)

#C20043

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31c6d;
/* rgb */ color: rgb(179, 28, 109);
/* oklch */ color: oklch(51.2% 0.194 354.6);

Tailwind

colors: {
  custom: {
    50: '#cf6c96',
    500: '#b31c6d',
    950: '#000000',
  },
}

SCSS

$custom: #b31c6d;
$custom-light: #cf6c96;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c6d",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 109
  },
  "hsl": {
    "h": 327.815,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51223,
    "c": 0.1937,
    "h": 354.6
  },
  "luminance": 0.11518
}

Semantic roles & 50–950 ramp

primary

#B31C6D

secondary

#5FCB91

accent

#F08D38

background

#FDF7F9

surface

#FAEDF2

border

#D3C8CC

text

#15080D

muted

#837B7E

Preview Lab

Preview with #B31C6D

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

Preview Lab → · Contrast checker → · Palette generator →