#331683#331683

#331683 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.7% C 0.165 H 284.9°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#331683
RGB	rgb(51, 22, 131)
HSL	hsl(256, 71%, 30%)
HSV	hsv(256, 83%, 51%)
CMYK	cmyk(61.1%, 83.2%, 0%, 48.6%)
CIE-LAB	lab(19.70, 42.36, -55.31)
CIE-LCH	lch(19.70, 69.67, 307.44°)
OKLab	oklab(32.71% 0.0423 -0.1594)
OKLCH	oklch(32.71% 0.165 284.9)
XYZ	xyz(5.7476, 2.9160, 21.7283)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331683 #668316

analogous

#163083 #331683 #691683

triadic

#331683 #833316 #168333

tetradic

#331683 #831630 #668316 #168369

square

#331683 #831630 #668316 #168369

split-complementary

#331683 #836916 #308316

monochromatic

#0A041A #1F0D4F #331683 #471FB7 #6336DD

Accessibility & contrast

On white

13.26

#331683 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#331683 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331683

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331683	#FFFFFF	#000000	##FFFFFF
##331683	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003386

Deuteranopia (green-blind)

#002C81

Tritanopia (blue-blind)

#01374D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331683;
/* rgb */ color: rgb(51, 22, 131);
/* oklch */ color: oklch(32.7% 0.165 284.9);

Tailwind

colors: {
  custom: {
    50: '#7658a8',
    500: '#331683',
    950: '#000000',
  },
}

SCSS

$custom: #331683;
$custom-light: #7658a8;
$custom-dark: #000000;

JSON

{
  "hex": "#331683",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 131
  },
  "hsl": {
    "h": 255.963,
    "s": 71.242,
    "l": 30
  },
  "oklch": {
    "l": 0.32706,
    "c": 0.16493,
    "h": 284.9
  },
  "luminance": 0.02916
}

Semantic roles & 50–950 ramp

primary

#331683

secondary

#97B73D

accent

#EE3ABE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #331683

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

Preview Lab → · Contrast checker → · Palette generator →