#B31C65#B31C65

#B31C65 is a mid, vivid pink. Relative luminance 0.114; OKLCH L 50.9% C 0.191 H 358.2°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#B31C65
RGB	rgb(179, 28, 101)
HSL	hsl(331, 73%, 41%)
HSV	hsv(331, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 43.6%, 29.8%)
CIE-LAB	lab(40.17, 61.84, -2.57)
CIE-LCH	lch(40.17, 61.89, 357.62°)
OKLab	oklab(50.94% 0.1905 -0.006)
OKLCH	oklch(50.94% 0.191 358.2)
XYZ	xyz(21.3563, 11.3567, 13.3769)
Luminance	0.1135 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C65 #1CB36A

analogous

#B31CB1 #B31C65 #B31E1C

triadic

#B31C65 #65B31C #1C65B3

tetradic

#B31C65 #B1B31C #1CB36A #1E1CB3

square

#B31C65 #B1B31C #1CB36A #1E1CB3

split-complementary

#B31C65 #1CB31E #1CB1B3

monochromatic

#490B29 #7E1447 #B31C65 #DE2E83 #E763A3

Accessibility & contrast

On white

6.42

#B31C65 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B31C65 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C65

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C65	#FFFFFF	#000000	##FFFFFF
##B31C65	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D67

Deuteranopia (green-blind)

#6B6962

Tritanopia (blue-blind)

#C2003F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31c65;
/* rgb */ color: rgb(179, 28, 101);
/* oklch */ color: oklch(50.9% 0.191 358.2);

Tailwind

colors: {
  custom: {
    50: '#d06c90',
    500: '#b31c65',
    950: '#000000',
  },
}

SCSS

$custom: #b31c65;
$custom-light: #d06c90;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c65",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 101
  },
  "hsl": {
    "h": 330.993,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50938,
    "c": 0.19056,
    "h": 358.2
  },
  "luminance": 0.11354
}

Semantic roles & 50–950 ramp

primary

#B31C65

secondary

#5FCB97

accent

#F09738

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080C

muted

#837B7D

Preview Lab

Preview with #B31C65

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

Preview Lab → · Contrast checker → · Palette generator →