#331663#331663

#331663 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.4% C 0.126 H 294.5°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#331663
RGB	rgb(51, 22, 99)
HSL	hsl(263, 64%, 24%)
HSV	hsv(263, 78%, 39%)
CMYK	cmyk(48.5%, 77.8%, 0%, 61.2%)
CIE-LAB	lab(16.40, 32.87, -40.08)
CIE-LCH	lch(16.40, 51.83, 309.36°)
OKLab	oklab(29.4% 0.0523 -0.1148)
OKLCH	oklch(29.4% 0.126 294.5)
XYZ	xyz(3.9037, 2.1784, 12.0168)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331663 #466316

analogous

#162063 #331663 #591663

triadic

#331663 #633316 #166333

tetradic

#331663 #631620 #466316 #166359

square

#331663 #631620 #466316 #166359

split-complementary

#331663 #635916 #206316

monochromatic

#0D0619 #190B31 #331663 #4D2195 #672CC7

Accessibility & contrast

On white

14.63

#331663 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#331663 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331663

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331663	#FFFFFF	#000000	##FFFFFF
##331663	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002965

Deuteranopia (green-blind)

#002762

Tritanopia (blue-blind)

#252A3B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #331663;
/* rgb */ color: rgb(51, 22, 99);
/* oklch */ color: oklch(29.4% 0.126 294.5);

Tailwind

colors: {
  custom: {
    50: '#705690',
    500: '#331663',
    950: '#000000',
  },
}

SCSS

$custom: #331663;
$custom-light: #705690;
$custom-dark: #000000;

JSON

{
  "hex": "#331663",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 99
  },
  "hsl": {
    "h": 262.597,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29397,
    "c": 0.12617,
    "h": 294.5
  },
  "luminance": 0.02178
}

Semantic roles & 50–950 ramp

primary

#331663

secondary

#769A3B

accent

#E741A8

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030D

muted

#7B787D

Preview Lab

Preview with #331663

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

Preview Lab → · Contrast checker → · Palette generator →