#B31DA3#B31DA3

#B31DA3 is a mid, highly saturated purple. Relative luminance 0.131; OKLCH L 53.8% C 0.224 H 333.4°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B31DA3
RGB	rgb(179, 29, 163)
HSL	hsl(306, 72%, 41%)
HSV	hsv(306, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 8.9%, 29.8%)
CIE-LAB	lab(42.93, 69.08, -36.47)
CIE-LCH	lch(42.93, 78.11, 332.17°)
OKLab	oklab(53.79% 0.2001 -0.1003)
OKLCH	oklch(53.79% 0.224 333.4)
XYZ	xyz(25.6409, 13.1091, 35.8231)
Luminance	0.1311 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31DA3 #1DB32D

analogous

#781DB3 #B31DA3 #B31D58

triadic

#B31DA3 #A3B31D #1DA3B3

tetradic

#B31DA3 #B3781D #1DB32D #1D58B3

square

#B31DA3 #B3781D #1DB32D #1D58B3

split-complementary

#B31DA3 #58B31D #1DB378

monochromatic

#4A0C43 #7E1473 #B31DA3 #DD30CB #E664D8

Accessibility & contrast

On white

5.80

#B31DA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B31DA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31DA3

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31DA3	#FFFFFF	#000000	##FFFFFF
##B31DA3	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1358A6

Deuteranopia (green-blind)

#566DA0

Tritanopia (blue-blind)

#BB3162

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31da3;
/* rgb */ color: rgb(179, 29, 163);
/* oklch */ color: oklch(53.8% 0.224 333.4);

Tailwind

colors: {
  custom: {
    50: '#ce6fbf',
    500: '#b31da3',
    950: '#000000',
  },
}

SCSS

$custom: #b31da3;
$custom-light: #ce6fbf;
$custom-dark: #000000;

JSON

{
  "hex": "#b31da3",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 163
  },
  "hsl": {
    "h": 306.4,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53792,
    "c": 0.22379,
    "h": 333.4
  },
  "luminance": 0.13107
}

Semantic roles & 50–950 ramp

primary

#B31DA3

secondary

#61CB6C

accent

#EF4C39

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31DA3

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

Preview Lab → · Contrast checker → · Palette generator →