#331768#331768

#331768 is a dark, vivid violet. Relative luminance 0.023; OKLCH L 30.0% C 0.131 H 292.4°. Best body text is #FFFFFF at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#331768
RGB	rgb(51, 23, 104)
HSL	hsl(261, 64%, 25%)
HSV	hsv(261, 78%, 41%)
CMYK	cmyk(51%, 77.9%, 0%, 59.2%)
CIE-LAB	lab(17.06, 33.82, -42.28)
CIE-LCH	lch(17.06, 54.14, 308.66°)
OKLab	oklab(30.02% 0.05 -0.1213)
OKLCH	oklch(30.02% 0.131 292.4)
XYZ	xyz(4.1696, 2.3159, 13.3213)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331768 #4C6817

analogous

#172368 #331768 #5C1768

triadic

#331768 #683317 #176833

tetradic

#331768 #681723 #4C6817 #17685C

square

#331768 #681723 #4C6817 #17685C

split-complementary

#331768 #685C17 #236817

monochromatic

#0C0619 #1A0C36 #331768 #4C229A #642DCC

Accessibility & contrast

On white

14.35

#331768 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331768 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331768

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331768	#FFFFFF	#000000	##FFFFFF
##331768	1.00	14.35	1.46	14.35
#FFFFFF	14.35	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6A

Deuteranopia (green-blind)

#002866

Tritanopia (blue-blind)

#222D3E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331768;
/* rgb */ color: rgb(51, 23, 104);
/* oklch */ color: oklch(30.0% 0.131 292.4);

Tailwind

colors: {
  custom: {
    50: '#715794',
    500: '#331768',
    950: '#000000',
  },
}

SCSS

$custom: #331768;
$custom-light: #715794;
$custom-dark: #000000;

JSON

{
  "hex": "#331768",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 104
  },
  "hsl": {
    "h": 260.741,
    "s": 63.78,
    "l": 24.902
  },
  "oklch": {
    "l": 0.30016,
    "c": 0.1312,
    "h": 292.4
  },
  "luminance": 0.02316
}

Semantic roles & 50–950 ramp

primary

#331768

secondary

#7C9E3D

accent

#E741AD

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331768

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

Preview Lab → · Contrast checker → · Palette generator →