#331790#331790

#331790 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.3% C 0.179 H 282.0°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#331790
RGB	rgb(51, 23, 144)
HSL	hsl(254, 72%, 33%)
HSV	hsv(254, 84%, 56%)
CMYK	cmyk(64.6%, 84%, 0%, 43.5%)
CIE-LAB	lab(21.32, 45.73, -60.79)
CIE-LCH	lch(21.32, 76.07, 306.95°)
OKLab	oklab(34.25% 0.0372 -0.1754)
OKLCH	oklch(34.25% 0.179 282)
XYZ	xyz(6.7041, 3.3297, 26.6696)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331790 #749017

analogous

#173890 #331790 #6F1790

triadic

#331790 #903317 #179033

tetradic

#331790 #901738 #749017 #17906F

square

#331790 #901738 #749017 #17906F

split-complementary

#331790 #906F17 #389017

monochromatic

#0E0626 #200F5B #331790 #461FC5 #6641E1

Accessibility & contrast

On white

12.61

#331790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#331790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331790

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331790	#FFFFFF	#000000	##FFFFFF
##331790	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003793

Deuteranopia (green-blind)

#002F8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #331790;
/* rgb */ color: rgb(51, 23, 144);
/* oklch */ color: oklch(34.3% 0.179 282.0);

Tailwind

colors: {
  custom: {
    50: '#785ab2',
    500: '#331790',
    950: '#000000',
  },
}

SCSS

$custom: #331790;
$custom-light: #785ab2;
$custom-dark: #000000;

JSON

{
  "hex": "#331790",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 144
  },
  "hsl": {
    "h": 253.884,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34252,
    "c": 0.17928,
    "h": 282
  },
  "luminance": 0.0333
}

Semantic roles & 50–950 ramp

primary

#331790

secondary

#A4C142

accent

#EF39C5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #331790

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

Preview Lab → · Contrast checker → · Palette generator →