#331C79#331C79

#331C79 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.4% C 0.147 H 286.3°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#331C79
RGB	rgb(51, 28, 121)
HSL	hsl(255, 62%, 29%)
HSV	hsv(255, 77%, 47%)
CMYK	cmyk(57.9%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(19.70, 36.31, -48.97)
CIE-LCH	lch(19.70, 60.96, 306.56°)
OKLab	oklab(32.39% 0.0411 -0.1409)
OKLCH	oklch(32.39% 0.147 286.3)
XYZ	xyz(5.2306, 2.9145, 18.3724)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C79 #62791C

analogous

#1C3479 #331C79 #621C79

triadic

#331C79 #79331C #1C7933

tetradic

#331C79 #791C34 #62791C #1C7962

square

#331C79 #791C34 #62791C #1C7962

split-complementary

#331C79 #79621C #34791C

monochromatic

#0A0619 #1E1047 #331C79 #4828AB #623DD2

Accessibility & contrast

On white

13.27

#331C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#331C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C79

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C79	#FFFFFF	#000000	##FFFFFF
##331C79	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327C

Deuteranopia (green-blind)

#002D77

Tritanopia (blue-blind)

#133649

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331c79;
/* rgb */ color: rgb(51, 28, 121);
/* oklch */ color: oklch(32.4% 0.147 286.3);

Tailwind

colors: {
  custom: {
    50: '#735ba1',
    500: '#331c79',
    950: '#000000',
  },
}

SCSS

$custom: #331c79;
$custom-light: #735ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#331c79",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 254.839,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.32385,
    "c": 0.1468,
    "h": 286.3
  },
  "luminance": 0.02915
}

Semantic roles & 50–950 ramp

primary

#331C79

secondary

#93AD44

accent

#E542BD

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #331C79

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

Preview Lab → · Contrast checker → · Palette generator →