#731B9C#731B9C

#731B9C is a dark, vivid purple. Relative luminance 0.068; OKLCH L 43.4% C 0.195 H 311.6°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#731B9C
RGB	rgb(115, 27, 156)
HSL	hsl(281, 70%, 36%)
HSV	hsv(281, 83%, 61%)
CMYK	cmyk(26.3%, 82.7%, 0%, 38.8%)
CIE-LAB	lab(31.42, 56.25, -51.30)
CIE-LCH	lch(31.42, 76.13, 317.64°)
OKLab	oklab(43.43% 0.1292 -0.1454)
OKLCH	oklch(43.43% 0.195 311.6)
XYZ	xyz(13.4618, 6.8294, 32.0551)
Luminance	0.0683 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731B9C #449C1B

analogous

#321B9C #731B9C #9C1B84

triadic

#731B9C #9C731B #1B9C73

tetradic

#731B9C #9C321B #449C1B #1B849C

square

#731B9C #9C321B #449C1B #1B849C

split-complementary

#731B9C #849C1B #1B9C32

monochromatic

#260934 #4D1268 #731B9C #9924D0 #B351E1

Accessibility & contrast

On white

8.88

#731B9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#731B9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731B9C

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731B9C	#FFFFFF	#000000	##FFFFFF
##731B9C	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469F

Deuteranopia (green-blind)

#004B99

Tritanopia (blue-blind)

#6E3C5D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #731b9c;
/* rgb */ color: rgb(115, 27, 156);
/* oklch */ color: oklch(43.4% 0.195 311.6);

Tailwind

colors: {
  custom: {
    50: '#a064ba',
    500: '#731b9c',
    950: '#000000',
  },
}

SCSS

$custom: #731b9c;
$custom-light: #a064ba;
$custom-dark: #000000;

JSON

{
  "hex": "#731b9c",
  "rgb": {
    "r": 115,
    "g": 27,
    "b": 156
  },
  "hsl": {
    "h": 280.93,
    "s": 70.492,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43432,
    "c": 0.19452,
    "h": 311.6
  },
  "luminance": 0.06829
}

Semantic roles & 50–950 ramp

primary

#731B9C

secondary

#74C34F

accent

#ED3B73

background

#FAF6FB

surface

#F4EBF6

border

#CEC6D0

text

#0F0612

muted

#7F7A81

Preview Lab

Preview with #731B9C

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

Preview Lab → · Contrast checker → · Palette generator →