#B31F9F#B31F9F

#B31F9F is a mid, highly saturated purple. Relative luminance 0.131; OKLCH L 53.7% C 0.220 H 334.8°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B31F9F
RGB	rgb(179, 31, 159)
HSL	hsl(308, 70%, 41%)
HSV	hsv(308, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 11.2%, 29.8%)
CIE-LAB	lab(42.87, 68.06, -34.17)
CIE-LCH	lch(42.87, 76.16, 333.34°)
OKLab	oklab(53.68% 0.1987 -0.0936)
OKLCH	oklch(53.68% 0.22 334.8)
XYZ	xyz(25.3387, 13.0692, 33.9823)
Luminance	0.1307 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31F9F #1FB333

analogous

#7D1FB3 #B31F9F #B31F55

triadic

#B31F9F #9FB31F #1F9FB3

tetradic

#B31F9F #B37D1F #1FB333 #1F55B3

square

#B31F9F #B37D1F #1FB333 #1F55B3

split-complementary

#B31F9F #55B31F #1FB37D

monochromatic

#4B0D42 #7F1671 #B31F9F #DC33C5 #E568D4

Accessibility & contrast

On white

5.81

#B31F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B31F9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31F9F

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31F9F	#FFFFFF	#000000	##FFFFFF
##B31F9F	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D58A2

Deuteranopia (green-blind)

#586D9C

Tritanopia (blue-blind)

#BC2F60

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31f9f;
/* rgb */ color: rgb(179, 31, 159);
/* oklch */ color: oklch(53.7% 0.220 334.8);

Tailwind

colors: {
  custom: {
    50: '#ce6fbc',
    500: '#b31f9f',
    950: '#000000',
  },
}

SCSS

$custom: #b31f9f;
$custom-light: #ce6fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#b31f9f",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 159
  },
  "hsl": {
    "h": 308.108,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.53681,
    "c": 0.21963,
    "h": 334.8
  },
  "luminance": 0.13067
}

Semantic roles & 50–950 ramp

primary

#B31F9F

secondary

#64CA71

accent

#ED533B

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140912

muted

#837B81

Preview Lab

Preview with #B31F9F

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

Preview Lab → · Contrast checker → · Palette generator →