#391DA6#391DA6

#391DA6 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.199 H 280.5°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#391DA6
RGB	rgb(57, 29, 166)
HSL	hsl(252, 70%, 38%)
HSV	hsv(252, 83%, 65%)
CMYK	cmyk(65.7%, 82.5%, 0%, 34.9%)
CIE-LAB	lab(25.26, 50.10, -67.74)
CIE-LCH	lch(25.26, 84.26, 306.49°)
OKLab	oklab(37.84% 0.0362 -0.1955)
OKLCH	oklch(37.84% 0.199 280.5)
XYZ	xyz(9.0075, 4.5010, 36.4631)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391DA6 #8AA61D

analogous

#1D45A6 #391DA6 #7D1DA6

triadic

#391DA6 #A6391D #1DA639

tetradic

#391DA6 #A61D45 #8AA61D #1DA67D

square

#391DA6 #A61D45 #8AA61D #1DA67D

split-complementary

#391DA6 #A67D1D #45A61D

monochromatic

#150B3E #271472 #391DA6 #4B27D9 #775BE2

Accessibility & contrast

On white

11.05

#391DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#391DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391DA6

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391DA6	#FFFFFF	#000000	##FFFFFF
##391DA6	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AA

Deuteranopia (green-blind)

#0037A4

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #391da6;
/* rgb */ color: rgb(57, 29, 166);
/* oklch */ color: oklch(37.8% 0.199 280.5);

Tailwind

colors: {
  custom: {
    50: '#7f5fc2',
    500: '#391da6',
    950: '#000000',
  },
}

SCSS

$custom: #391da6;
$custom-light: #7f5fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#391da6",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 166
  },
  "hsl": {
    "h": 252.263,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37839,
    "c": 0.19886,
    "h": 280.5
  },
  "luminance": 0.04502
}

Semantic roles & 50–950 ramp

primary

#391DA6

secondary

#B0C659

accent

#ED3BC9

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #391DA6

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

Preview Lab → · Contrast checker → · Palette generator →