#331C86#331C86

#331C86 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.163 H 283.3°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#331C86
RGB	rgb(51, 28, 134)
HSL	hsl(253, 65%, 32%)
HSV	hsv(253, 79%, 53%)
CMYK	cmyk(61.9%, 79.1%, 0%, 47.5%)
CIE-LAB	lab(21.04, 40.35, -55.01)
CIE-LCH	lch(21.04, 68.22, 306.26°)
OKLab	oklab(33.73% 0.0375 -0.1586)
OKLCH	oklch(33.73% 0.163 283.3)
XYZ	xyz(6.0822, 3.2551, 22.8574)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C86 #6F861C

analogous

#1C3A86 #331C86 #681C86

triadic

#331C86 #86331C #1C8633

tetradic

#331C86 #861C3A #6F861C #1C8668

square

#331C86 #861C3A #6F861C #1C8668

split-complementary

#331C86 #86681C #3A861C

monochromatic

#0C0721 #201153 #331C86 #4627B9 #6444D8

Accessibility & contrast

On white

12.72

#331C86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#331C86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C86

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C86	#FFFFFF	#000000	##FFFFFF
##331C86	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003689

Deuteranopia (green-blind)

#002F84

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #331c86;
/* rgb */ color: rgb(51, 28, 134);
/* oklch */ color: oklch(33.7% 0.163 283.3);

Tailwind

colors: {
  custom: {
    50: '#765caa',
    500: '#331c86',
    950: '#000000',
  },
}

SCSS

$custom: #331c86;
$custom-light: #765caa;
$custom-dark: #000000;

JSON

{
  "hex": "#331c86",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 134
  },
  "hsl": {
    "h": 253.019,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33731,
    "c": 0.16295,
    "h": 283.3
  },
  "luminance": 0.03256
}

Semantic roles & 50–950 ramp

primary

#331C86

secondary

#A0B945

accent

#E83FC4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #331C86

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

Preview Lab → · Contrast checker → · Palette generator →