#731D8B#731D8B

#731D8B is a dark, vivid purple. Relative luminance 0.064; OKLCH L 42.3% C 0.177 H 317.6°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#731D8B
RGB	rgb(115, 29, 139)
HSL	hsl(287, 65%, 33%)
HSV	hsv(287, 79%, 55%)
CMYK	cmyk(17.3%, 79.1%, 0%, 45.5%)
CIE-LAB	lab(30.37, 52.13, -42.54)
CIE-LCH	lch(30.37, 67.28, 320.78°)
OKLab	oklab(42.3% 0.1309 -0.1197)
OKLCH	oklch(42.3% 0.177 317.6)
XYZ	xyz(12.1691, 6.3882, 25.0131)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D8B #358B1D

analogous

#3C1D8B #731D8B #8B1D6C

triadic

#731D8B #8B731D #1D8B73

tetradic

#731D8B #8B3C1D #358B1D #1D6C8B

square

#731D8B #8B3C1D #358B1D #1D6C8B

split-complementary

#731D8B #6C8B1D #1D8B3C

monochromatic

#1F0826 #491258 #731D8B #9D28BE #BA49D9

Accessibility & contrast

On white

9.22

#731D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#731D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D8B

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D8B	#FFFFFF	#000000	##FFFFFF
##731D8B	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428E

Deuteranopia (green-blind)

#204A89

Tritanopia (blue-blind)

#723554

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #731d8b;
/* rgb */ color: rgb(115, 29, 139);
/* oklch */ color: oklch(42.3% 0.177 317.6);

Tailwind

colors: {
  custom: {
    50: '#9f64ad',
    500: '#731d8b',
    950: '#000000',
  },
}

SCSS

$custom: #731d8b;
$custom-light: #9f64ad;
$custom-dark: #000000;

JSON

{
  "hex": "#731d8b",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 139
  },
  "hsl": {
    "h": 286.909,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.423,
    "c": 0.17741,
    "h": 317.6
  },
  "luminance": 0.06388
}

Semantic roles & 50–950 ramp

primary

#731D8B

secondary

#62BB49

accent

#E83F64

background

#FAF6FA

surface

#F4EBF4

border

#CEC6CE

text

#0F0610

muted

#7F7A7F

Preview Lab

Preview with #731D8B

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

Preview Lab → · Contrast checker → · Palette generator →