#B31F5C#B31F5C

#B31F5C is a mid, vivid pink. Relative luminance 0.113; OKLCH L 50.8% C 0.185 H 2.6°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#B31F5C
RGB	rgb(179, 31, 92)
HSL	hsl(335, 70%, 41%)
HSV	hsv(335, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 48.6%, 29.8%)
CIE-LAB	lab(40.15, 60.33, 3.08)
CIE-LCH	lch(40.15, 60.41, 2.92°)
OKLab	oklab(50.83% 0.1852 0.0085)
OKLCH	oklch(50.83% 0.185 2.6)
XYZ	xyz(21.0140, 11.3393, 11.2053)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F5C #1FB376

analogous

#B31FA6 #B31F5C #B32C1F

triadic

#B31F5C #5CB31F #1F5CB3

tetradic

#B31F5C #A6B31F #1FB376 #2C1FB3

square

#B31F5C #A6B31F #1FB376 #2C1FB3

split-complementary

#B31F5C #1FB32C #1FA6B3

monochromatic

#4B0D26 #7F1641 #B31F5C #DC3379 #E5689B

Accessibility & contrast

On white

6.43

#B31F5C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B31F5C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F5C

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F5C	#FFFFFF	#000000	##FFFFFF
##B31F5C	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464C5D

Deuteranopia (green-blind)

#6D6959

Tritanopia (blue-blind)

#C3003B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31f5c;
/* rgb */ color: rgb(179, 31, 92);
/* oklch */ color: oklch(50.8% 0.185 2.6);

Tailwind

colors: {
  custom: {
    50: '#d06d89',
    500: '#b31f5c',
    950: '#000000',
  },
}

SCSS

$custom: #b31f5c;
$custom-light: #d06d89;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f5c",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 92
  },
  "hsl": {
    "h": 335.27,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50827,
    "c": 0.1854,
    "h": 2.6
  },
  "luminance": 0.11336
}

Semantic roles & 50–950 ramp

primary

#B31F5C

secondary

#64CAA0

accent

#EDA43B

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080B

muted

#837B7C

Preview Lab

Preview with #B31F5C

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

Preview Lab → · Contrast checker → · Palette generator →