#731D9B#731D9B

#731D9B is a dark, vivid purple. Relative luminance 0.069; OKLCH L 43.5% C 0.192 H 311.8°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#731D9B
RGB	rgb(115, 29, 155)
HSL	hsl(281, 68%, 36%)
HSV	hsv(281, 81%, 61%)
CMYK	cmyk(25.8%, 81.3%, 0%, 39.2%)
CIE-LAB	lab(31.56, 55.41, -50.46)
CIE-LCH	lch(31.56, 74.94, 317.68°)
OKLab	oklab(43.51% 0.1279 -0.143)
OKLCH	oklch(43.51% 0.192 311.8)
XYZ	xyz(13.4249, 6.8905, 31.6268)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731D9B #459B1D

analogous

#341D9B #731D9B #9B1D84

triadic

#731D9B #9B731D #1D9B73

tetradic

#731D9B #9B341D #459B1D #1D849B

square

#731D9B #9B341D #459B1D #1D849B

split-complementary

#731D9B #849B1D #1D9B34

monochromatic

#260A34 #4D1367 #731D9B #9927CF #B353DF

Accessibility & contrast

On white

8.83

#731D9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#731D9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731D9B

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731D9B	#FFFFFF	#000000	##FFFFFF
##731D9B	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469E

Deuteranopia (green-blind)

#004C98

Tritanopia (blue-blind)

#6E3D5D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #731d9b;
/* rgb */ color: rgb(115, 29, 155);
/* oklch */ color: oklch(43.5% 0.192 311.8);

Tailwind

colors: {
  custom: {
    50: '#a065b9',
    500: '#731d9b',
    950: '#000000',
  },
}

SCSS

$custom: #731d9b;
$custom-light: #a065b9;
$custom-dark: #000000;

JSON

{
  "hex": "#731d9b",
  "rgb": {
    "r": 115,
    "g": 29,
    "b": 155
  },
  "hsl": {
    "h": 280.952,
    "s": 68.478,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43506,
    "c": 0.19183,
    "h": 311.8
  },
  "luminance": 0.0689
}

Semantic roles & 50–950 ramp

primary

#731D9B

secondary

#75C252

accent

#EB3C74

background

#FAF6FB

surface

#F4EBF6

border

#CEC6D0

text

#0F0612

muted

#7F7A81

Preview Lab

Preview with #731D9B

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

Preview Lab → · Contrast checker → · Palette generator →