#B31BA6#B31BA6

#B31BA6 is a mid, highly saturated purple. Relative luminance 0.131; OKLCH L 53.9% C 0.227 H 332.4°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B31BA6
RGB	rgb(179, 27, 166)
HSL	hsl(305, 74%, 40%)
HSV	hsv(305, 85%, 70%)
CMYK	cmyk(0%, 84.9%, 7.3%, 29.8%)
CIE-LAB	lab(42.95, 69.93, -38.23)
CIE-LCH	lch(42.95, 79.70, 331.33°)
OKLab	oklab(53.86% 0.2013 -0.1053)
OKLCH	oklch(53.86% 0.227 332.4)
XYZ	xyz(25.8654, 13.1230, 37.2397)
Luminance	0.1312 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31BA6 #1BB328

analogous

#741BB3 #B31BA6 #B31B5A

triadic

#B31BA6 #A6B31B #1BA6B3

tetradic

#B31BA6 #B3741B #1BB328 #1B5AB3

square

#B31BA6 #B3741B #1BB328 #1B5AB3

split-complementary

#B31BA6 #5AB31B #1BB374

monochromatic

#490B43 #7E1375 #B31BA6 #DF2CD0 #E761DC

Accessibility & contrast

On white

5.79

#B31BA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B31BA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31BA6

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31BA6	#FFFFFF	#000000	##FFFFFF
##B31BA6	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0758A9

Deuteranopia (green-blind)

#546DA3

Tritanopia (blue-blind)

#BB3163

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31ba6;
/* rgb */ color: rgb(179, 27, 166);
/* oklch */ color: oklch(53.9% 0.227 332.4);

Tailwind

colors: {
  custom: {
    50: '#ce6ec1',
    500: '#b31ba6',
    950: '#000000',
  },
}

SCSS

$custom: #b31ba6;
$custom-light: #ce6ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#b31ba6",
  "rgb": {
    "r": 179,
    "g": 27,
    "b": 166
  },
  "hsl": {
    "h": 305.132,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.53859,
    "c": 0.22718,
    "h": 332.4
  },
  "luminance": 0.13121
}

Semantic roles & 50–950 ramp

primary

#B31BA6

secondary

#5ECC67

accent

#F04737

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31BA6

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

Preview Lab → · Contrast checker → · Palette generator →