#B31FAB#B31FAB

#B31FAB is a mid, highly saturated purple. Relative luminance 0.135; OKLCH L 54.4% C 0.228 H 330.7°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B31FAB
RGB	rgb(179, 31, 171)
HSL	hsl(303, 70%, 41%)
HSV	hsv(303, 83%, 70%)
CMYK	cmyk(0%, 82.7%, 4.5%, 29.8%)
CIE-LAB	lab(43.52, 69.82, -40.31)
CIE-LCH	lch(43.52, 80.62, 330.00°)
OKLab	oklab(54.35% 0.1988 -0.1114)
OKLCH	oklch(54.35% 0.228 330.7)
XYZ	xyz(26.4310, 13.5062, 39.7351)
Luminance	0.1350 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31FAB #1FB327

analogous

#711FB3 #B31FAB #B31F61

triadic

#B31FAB #ABB31F #1FABB3

tetradic

#B31FAB #B3711F #1FB327 #1F61B3

square

#B31FAB #B3711F #1FB327 #1F61B3

split-complementary

#B31FAB #61B31F #1FB371

monochromatic

#4B0D47 #7F1679 #B31FAB #DC33D3 #E568DE

Accessibility & contrast

On white

5.67

#B31FAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B31FAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31FAB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31FAB	#FFFFFF	#000000	##FFFFFF
##B31FAB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAF

Deuteranopia (green-blind)

#526EA8

Tritanopia (blue-blind)

#BA3667

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b31fab;
/* rgb */ color: rgb(179, 31, 171);
/* oklch */ color: oklch(54.4% 0.228 330.7);

Tailwind

colors: {
  custom: {
    50: '#ce70c4',
    500: '#b31fab',
    950: '#000000',
  },
}

SCSS

$custom: #b31fab;
$custom-light: #ce70c4;
$custom-dark: #000000;

JSON

{
  "hex": "#b31fab",
  "rgb": {
    "r": 179,
    "g": 31,
    "b": 171
  },
  "hsl": {
    "h": 303.243,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.54352,
    "c": 0.22784,
    "h": 330.7
  },
  "luminance": 0.13504
}

Semantic roles & 50–950 ramp

primary

#B31FAB

secondary

#64CA69

accent

#ED443B

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31FAB

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

Preview Lab → · Contrast checker → · Palette generator →