#B31D52#B31D52

#B31D52 is a mid, vivid pink. Relative luminance 0.111; OKLCH L 50.4% C 0.185 H 7.0°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B31D52
RGB	rgb(179, 29, 82)
HSL	hsl(339, 72%, 41%)
HSV	hsv(339, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 54.2%, 29.8%)
CIE-LAB	lab(39.71, 60.01, 8.81)
CIE-LCH	lch(39.71, 60.65, 8.35°)
OKLab	oklab(50.42% 0.1831 0.0226)
OKLCH	oklch(50.42% 0.185 7)
XYZ	xyz(20.5547, 11.0746, 9.0363)
Luminance	0.1107 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D52 #1DB37E

analogous

#B31D9D #B31D52 #B3331D

triadic

#B31D52 #52B31D #1D52B3

tetradic

#B31D52 #9DB31D #1DB37E #331DB3

square

#B31D52 #9DB31D #1DB37E #331DB3

split-complementary

#B31D52 #1DB333 #1D9DB3

monochromatic

#4A0C22 #7E143A #B31D52 #DD306D #E66492

Accessibility & contrast

On white

6.53

#B31D52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B31D52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D52

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D52	#FFFFFF	#000000	##FFFFFF
##B31D52	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484B53

Deuteranopia (green-blind)

#6E684E

Tritanopia (blue-blind)

#C40036

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b31d52;
/* rgb */ color: rgb(179, 29, 82);
/* oklch */ color: oklch(50.4% 0.185 7.0);

Tailwind

colors: {
  custom: {
    50: '#d16c82',
    500: '#b31d52',
    950: '#000000',
  },
}

SCSS

$custom: #b31d52;
$custom-light: #d16c82;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d52",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 82
  },
  "hsl": {
    "h": 338.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.50416,
    "c": 0.18452,
    "h": 7
  },
  "luminance": 0.11072
}

Semantic roles & 50–950 ramp

primary

#B31D52

secondary

#61CBA5

accent

#EFAF39

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15080A

muted

#837B7C

Preview Lab

Preview with #B31D52

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

Preview Lab → · Contrast checker → · Palette generator →