#331668#331668

#331668 is a dark, vivid violet. Relative luminance 0.023; OKLCH L 29.9% C 0.132 H 292.6°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#331668
RGB	rgb(51, 22, 104)
HSL	hsl(261, 65%, 25%)
HSV	hsv(261, 79%, 41%)
CMYK	cmyk(51%, 78.8%, 0%, 59.2%)
CIE-LAB	lab(16.88, 34.35, -42.58)
CIE-LCH	lch(16.88, 54.71, 308.89°)
OKLab	oklab(29.89% 0.051 -0.1222)
OKLCH	oklch(29.89% 0.132 292.6)
XYZ	xyz(4.1501, 2.2770, 13.3148)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331668 #4B6816

analogous

#162268 #331668 #5C1668

triadic

#331668 #683316 #166833

tetradic

#331668 #681622 #4B6816 #16685C

square

#331668 #681622 #4B6816 #16685C

split-complementary

#331668 #685C16 #226816

monochromatic

#0C0519 #1A0B35 #331668 #4C219B #652BCD

Accessibility & contrast

On white

14.43

#331668 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331668 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331668

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331668	#FFFFFF	#000000	##FFFFFF
##331668	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6A

Deuteranopia (green-blind)

#002866

Tritanopia (blue-blind)

#222C3E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331668;
/* rgb */ color: rgb(51, 22, 104);
/* oklch */ color: oklch(29.9% 0.132 292.6);

Tailwind

colors: {
  custom: {
    50: '#715794',
    500: '#331668',
    950: '#000000',
  },
}

SCSS

$custom: #331668;
$custom-light: #715794;
$custom-dark: #000000;

JSON

{
  "hex": "#331668",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 104
  },
  "hsl": {
    "h": 261.22,
    "s": 65.079,
    "l": 24.706
  },
  "oklch": {
    "l": 0.29885,
    "c": 0.13239,
    "h": 292.6
  },
  "luminance": 0.02277
}

Semantic roles & 50–950 ramp

primary

#331668

secondary

#7B9F3B

accent

#E840AD

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331668

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

Preview Lab → · Contrast checker → · Palette generator →