#331684#331684

#331684 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.8% C 0.166 H 284.6°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#331684
RGB	rgb(51, 22, 132)
HSL	hsl(256, 71%, 30%)
HSV	hsv(256, 83%, 52%)
CMYK	cmyk(61.4%, 83.3%, 0%, 48.2%)
CIE-LAB	lab(19.82, 42.65, -55.76)
CIE-LCH	lch(19.82, 70.21, 307.41°)
OKLab	oklab(32.82% 0.042 -0.1607)
OKLCH	oklch(32.82% 0.166 284.6)
XYZ	xyz(5.8157, 2.9432, 22.0870)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331684 #678416

analogous

#163084 #331684 #6A1684

triadic

#331684 #843316 #168433

tetradic

#331684 #841630 #678416 #16846A

square

#331684 #841630 #678416 #16846A

split-complementary

#331684 #846A16 #308416

monochromatic

#0A051B #1F0D50 #331684 #471FB8 #6337DE

Accessibility & contrast

On white

13.22

#331684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#331684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331684

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331684	#FFFFFF	#000000	##FFFFFF
##331684	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003387

Deuteranopia (green-blind)

#002C82

Tritanopia (blue-blind)

#00384E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331684;
/* rgb */ color: rgb(51, 22, 132);
/* oklch */ color: oklch(32.8% 0.166 284.6);

Tailwind

colors: {
  custom: {
    50: '#7658a9',
    500: '#331684',
    950: '#000000',
  },
}

SCSS

$custom: #331684;
$custom-light: #7658a9;
$custom-dark: #000000;

JSON

{
  "hex": "#331684",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 132
  },
  "hsl": {
    "h": 255.818,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.32816,
    "c": 0.1661,
    "h": 284.6
  },
  "luminance": 0.02944
}

Semantic roles & 50–950 ramp

primary

#331684

secondary

#98B83D

accent

#EE3ABF

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #331684

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

Preview Lab → · Contrast checker → · Palette generator →