#331566#331566

#331566 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.6% C 0.131 H 293.6°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#331566
RGB	rgb(51, 21, 102)
HSL	hsl(262, 66%, 24%)
HSV	hsv(262, 79%, 40%)
CMYK	cmyk(50%, 79.4%, 0%, 60%)
CIE-LAB	lab(16.50, 34.28, -41.89)
CIE-LCH	lch(16.50, 54.13, 309.29°)
OKLab	oklab(29.56% 0.0525 -0.1201)
OKLCH	oklch(29.56% 0.131 293.6)
XYZ	xyz(4.0310, 2.1993, 12.7799)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331566 #486615

analogous

#152066 #331566 #5C1566

triadic

#331566 #663315 #156633

tetradic

#331566 #661520 #486615 #15665C

square

#331566 #661520 #486615 #15665C

split-complementary

#331566 #665C15 #206615

monochromatic

#0D0519 #1A0B33 #331566 #4C1F99 #662ACC

Accessibility & contrast

On white

14.59

#331566 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#331566 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331566

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331566	#FFFFFF	#000000	##FFFFFF
##331566	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A68

Deuteranopia (green-blind)

#002764

Tritanopia (blue-blind)

#242B3C

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #331566;
/* rgb */ color: rgb(51, 21, 102);
/* oklch */ color: oklch(29.6% 0.131 293.6);

Tailwind

colors: {
  custom: {
    50: '#715692',
    500: '#331566',
    950: '#000000',
  },
}

SCSS

$custom: #331566;
$custom-light: #715692;
$custom-dark: #000000;

JSON

{
  "hex": "#331566",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 102
  },
  "hsl": {
    "h": 262.222,
    "s": 65.854,
    "l": 24.118
  },
  "oklch": {
    "l": 0.29559,
    "c": 0.13108,
    "h": 293.6
  },
  "luminance": 0.02199
}

Semantic roles & 50–950 ramp

primary

#331566

secondary

#789D3A

accent

#E93FAA

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331566

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

Preview Lab → · Contrast checker → · Palette generator →