#B31F64#B31F64

#B31F64 is a mid, vivid pink. Relative luminance 0.115; OKLCH L 51.1% C 0.188 H 358.9°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#B31F64
RGB	rgb(179, 31, 100)
HSL	hsl(332, 70%, 41%)
HSV	hsv(332, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 44.1%, 29.8%)
CIE-LAB	lab(40.39, 61.04, -1.63)
CIE-LCH	lch(40.39, 61.06, 358.47°)
OKLab	oklab(51.08% 0.1879 -0.0035)
OKLCH	oklch(51.08% 0.188 358.9)
XYZ	xyz(21.3824, 11.4867, 13.1453)
Luminance	0.1148 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F64 #1FB36E

analogous

#B31FAE #B31F64 #B3241F

triadic

#B31F64 #64B31F #1F64B3

tetradic

#B31F64 #AEB31F #1FB36E #241FB3

square

#B31F64 #AEB31F #1FB36E #241FB3

split-complementary

#B31F64 #1FB324 #1FAEB3

monochromatic

#4B0D2A #7F1647 #B31F64 #DC3382 #E568A2

Accessibility & contrast

On white

6.37

#B31F64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#B31F64 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F64

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F64	#FFFFFF	#000000	##FFFFFF
##B31F64	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434D66

Deuteranopia (green-blind)

#6B6961

Tritanopia (blue-blind)

#C2003F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b31f64;
/* rgb */ color: rgb(179, 31, 100);
/* oklch */ color: oklch(51.1% 0.188 358.9);

Tailwind

colors: {
  custom: {
    50: '#d06d90',
    500: '#b31f64',
    950: '#000000',
  },
}

SCSS

$custom: #b31f64;
$custom-light: #d06d90;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f64",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 100
  },
  "hsl": {
    "h": 332.027,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.51084,
    "c": 0.18792,
    "h": 358.9
  },
  "luminance": 0.11484
}

Semantic roles & 50–950 ramp

primary

#B31F64

secondary

#64CA9A

accent

#ED9A3B

background

#FDF7F8

surface

#FBEDF0

border

#D4C8CB

text

#15080C

muted

#837B7D

Preview Lab

Preview with #B31F64

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

Preview Lab → · Contrast checker → · Palette generator →