#731B99#731B99

#731B99 is a dark, vivid purple. Relative luminance 0.067; OKLCH L 43.2% C 0.192 H 312.6°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#731B99
RGB	rgb(115, 27, 153)
HSL	hsl(282, 70%, 35%)
HSV	hsv(282, 82%, 60%)
CMYK	cmyk(24.8%, 82.4%, 0%, 40%)
CIE-LAB	lab(31.18, 55.63, -49.85)
CIE-LCH	lch(31.18, 74.70, 318.14°)
OKLab	oklab(43.2% 0.1299 -0.1412)
OKLCH	oklch(43.2% 0.192 312.6)
XYZ	xyz(13.2109, 6.7290, 30.7337)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731B99 #41991B

analogous

#341B99 #731B99 #991B80

triadic

#731B99 #99731B #1B9973

tetradic

#731B99 #99341B #41991B #1B8099

square

#731B99 #99341B #41991B #1B8099

split-complementary

#731B99 #80991B #1B9934

monochromatic

#250931 #4C1265 #731B99 #9A24CD #B44FE0

Accessibility & contrast

On white

8.95

#731B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#731B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731B99

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731B99	#FFFFFF	#000000	##FFFFFF
##731B99	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459C

Deuteranopia (green-blind)

#004B96

Tritanopia (blue-blind)

#6F3B5B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #731b99;
/* rgb */ color: rgb(115, 27, 153);
/* oklch */ color: oklch(43.2% 0.192 312.6);

Tailwind

colors: {
  custom: {
    50: '#a064b8',
    500: '#731b99',
    950: '#000000',
  },
}

SCSS

$custom: #731b99;
$custom-light: #a064b8;
$custom-dark: #000000;

JSON

{
  "hex": "#731b99",
  "rgb": {
    "r": 115,
    "g": 27,
    "b": 153
  },
  "hsl": {
    "h": 281.905,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.43196,
    "c": 0.19183,
    "h": 312.6
  },
  "luminance": 0.06729
}

Semantic roles & 50–950 ramp

primary

#731B99

secondary

#71C24E

accent

#ED3B71

background

#FAF6FB

surface

#F4EBF6

border

#CEC6D0

text

#0F0611

muted

#7F7A80

Preview Lab

Preview with #731B99

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

Preview Lab → · Contrast checker → · Palette generator →