#B31F5E#B31F5E

#B31F5E is a mid, vivid pink. Relative luminance 0.114; OKLCH L 50.9% C 0.186 H 1.7°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#B31F5E
RGB	rgb(179, 31, 94)
HSL	hsl(334, 70%, 41%)
HSV	hsv(334, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 47.5%, 29.8%)
CIE-LAB	lab(40.20, 60.50, 1.90)
CIE-LCH	lch(40.20, 60.53, 1.80°)
OKLab	oklab(50.89% 0.1859 0.0055)
OKLCH	oklch(50.89% 0.186 1.7)
XYZ	xyz(21.1026, 11.3748, 11.6718)
Luminance	0.1137 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F5E #1FB374

analogous

#B31FA8 #B31F5E #B32A1F

triadic

#B31F5E #5EB31F #1F5EB3

tetradic

#B31F5E #A8B31F #1FB374 #2A1FB3

square

#B31F5E #A8B31F #1FB374 #2A1FB3

split-complementary

#B31F5E #1FB32A #1FA8B3

monochromatic

#4B0D27 #7F1643 #B31F5E #DC337B #E5689D

Accessibility & contrast

On white

6.41

#B31F5E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B31F5E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F5E

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F5E	#FFFFFF	#000000	##FFFFFF
##B31F5E	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454D5F

Deuteranopia (green-blind)

#6D695B

Tritanopia (blue-blind)

#C3003C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31f5e;
/* rgb */ color: rgb(179, 31, 94);
/* oklch */ color: oklch(50.9% 0.186 1.7);

Tailwind

colors: {
  custom: {
    50: '#d06d8b',
    500: '#b31f5e',
    950: '#000000',
  },
}

SCSS

$custom: #b31f5e;
$custom-light: #d06d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f5e",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 94
  },
  "hsl": {
    "h": 334.459,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50889,
    "c": 0.18597,
    "h": 1.7
  },
  "luminance": 0.11372
}

Semantic roles & 50–950 ramp

primary

#B31F5E

secondary

#64CA9F

accent

#EDA13B

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080C

muted

#837B7D

Preview Lab

Preview with #B31F5E

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

Preview Lab → · Contrast checker → · Palette generator →