#731F99#731F99

#731F99 is a dark, vivid purple. Relative luminance 0.069; OKLCH L 43.5% C 0.188 H 312.3°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#731F99
RGB	rgb(115, 31, 153)
HSL	hsl(281, 66%, 36%)
HSV	hsv(281, 80%, 60%)
CMYK	cmyk(24.8%, 79.7%, 0%, 40%)
CIE-LAB	lab(31.64, 54.31, -49.11)
CIE-LCH	lch(31.64, 73.22, 317.88°)
OKLab	oklab(43.51% 0.1267 -0.139)
OKLCH	oklch(43.51% 0.188 312.3)
XYZ	xyz(13.3089, 6.9251, 30.7664)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731F99 #45991F

analogous

#361F99 #731F99 #991F82

triadic

#731F99 #99731F #1F9973

tetradic

#731F99 #99361F #45991F #1F8299

square

#731F99 #99361F #45991F #1F8299

split-complementary

#731F99 #82991F #1F9936

monochromatic

#260A33 #4D1566 #731F99 #9929CC #B356DD

Accessibility & contrast

On white

8.81

#731F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#731F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731F99

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731F99	#FFFFFF	#000000	##FFFFFF
##731F99	1.00	8.81	2.39	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469C

Deuteranopia (green-blind)

#074C96

Tritanopia (blue-blind)

#6E3D5C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #731f99;
/* rgb */ color: rgb(115, 31, 153);
/* oklch */ color: oklch(43.5% 0.188 312.3);

Tailwind

colors: {
  custom: {
    50: '#a065b8',
    500: '#731f99',
    950: '#000000',
  },
}

SCSS

$custom: #731f99;
$custom-light: #a065b8;
$custom-dark: #000000;

JSON

{
  "hex": "#731f99",
  "rgb": {
    "r": 115,
    "g": 31,
    "b": 153
  },
  "hsl": {
    "h": 281.311,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43514,
    "c": 0.1881,
    "h": 312.3
  },
  "luminance": 0.06925
}

Semantic roles & 50–950 ramp

primary

#731F99

secondary

#75C054

accent

#E93F74

background

#FAF6FB

surface

#F4EBF6

border

#CEC6D0

text

#0F0611

muted

#7F7A80

Preview Lab

Preview with #731F99

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

Preview Lab → · Contrast checker → · Palette generator →