#B31BAC#B31BAC

#B31BAC is a mid, highly saturated purple. Relative luminance 0.133; OKLCH L 54.2% C 0.231 H 330.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B31BAC
RGB	rgb(179, 27, 172)
HSL	hsl(303, 74%, 40%)
HSV	hsv(303, 85%, 70%)
CMYK	cmyk(0%, 84.9%, 3.9%, 29.8%)
CIE-LAB	lab(43.28, 70.82, -41.27)
CIE-LCH	lch(43.28, 81.97, 329.77°)
OKLab	oklab(54.21% 0.2012 -0.1142)
OKLCH	oklch(54.21% 0.231 330.4)
XYZ	xyz(26.4287, 13.3483, 40.2063)
Luminance	0.1335 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31BAC #1BB322

analogous

#6E1BB3 #B31BAC #B31B60

triadic

#B31BAC #ACB31B #1BACB3

tetradic

#B31BAC #B36E1B #1BB322 #1B60B3

square

#B31BAC #B36E1B #1BB322 #1B60B3

split-complementary

#B31BAC #60B31B #1BB36E

monochromatic

#490B46 #7E1379 #B31BAC #DF2CD7 #E761E1

Accessibility & contrast

On white

5.72

#B31BAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B31BAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31BAC

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31BAC	#FFFFFF	#000000	##FFFFFF
##B31BAC	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB0

Deuteranopia (green-blind)

#506DA9

Tritanopia (blue-blind)

#BA3567

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b31bac;
/* rgb */ color: rgb(179, 27, 172);
/* oklch */ color: oklch(54.2% 0.231 330.4);

Tailwind

colors: {
  custom: {
    50: '#ce6fc5',
    500: '#b31bac',
    950: '#000000',
  },
}

SCSS

$custom: #b31bac;
$custom-light: #ce6fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#b31bac",
  "rgb": {
    "r": 179,
    "g": 27,
    "b": 172
  },
  "hsl": {
    "h": 302.763,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.54205,
    "c": 0.23129,
    "h": 330.4
  },
  "luminance": 0.13346
}

Semantic roles & 50–950 ramp

primary

#B31BAC

secondary

#5ECC63

accent

#F04037

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31BAC

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

Preview Lab → · Contrast checker → · Palette generator →