#331584#331584

#331584 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.7% C 0.167 H 284.8°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#331584
RGB	rgb(51, 21, 132)
HSL	hsl(256, 73%, 30%)
HSV	hsv(256, 84%, 52%)
CMYK	cmyk(61.4%, 84.1%, 0%, 48.2%)
CIE-LAB	lab(19.66, 43.10, -56.02)
CIE-LCH	lch(19.66, 70.68, 307.57°)
OKLab	oklab(32.71% 0.0425 -0.1614)
OKLCH	oklch(32.71% 0.167 284.8)
XYZ	xyz(5.7970, 2.9057, 22.0807)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331584 #668415

analogous

#152F84 #331584 #6A1584

triadic

#331584 #843315 #158433

tetradic

#331584 #84152F #668415 #15846A

square

#331584 #84152F #668415 #15846A

split-complementary

#331584 #846A15 #2F8415

monochromatic

#0A041A #1F0D4F #331584 #471DB9 #6335DF

Accessibility & contrast

On white

13.28

#331584 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#331584 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331584

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331584	#FFFFFF	#000000	##FFFFFF
##331584	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003387

Deuteranopia (green-blind)

#002C82

Tritanopia (blue-blind)

#00374E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331584;
/* rgb */ color: rgb(51, 21, 132);
/* oklch */ color: oklch(32.7% 0.167 284.8);

Tailwind

colors: {
  custom: {
    50: '#7658a9',
    500: '#331584',
    950: '#000000',
  },
}

SCSS

$custom: #331584;
$custom-light: #7658a9;
$custom-dark: #000000;

JSON

{
  "hex": "#331584",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 132
  },
  "hsl": {
    "h": 256.216,
    "s": 72.549,
    "l": 30
  },
  "oklch": {
    "l": 0.3271,
    "c": 0.16695,
    "h": 284.8
  },
  "luminance": 0.02906
}

Semantic roles & 50–950 ramp

primary

#331584

secondary

#97B93C

accent

#EF39BE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0310

muted

#7C787F

Preview Lab

Preview with #331584

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

Preview Lab → · Contrast checker → · Palette generator →