#391C7B#391C7B

#391C7B is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.149 H 289.7°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#391C7B
RGB	rgb(57, 28, 123)
HSL	hsl(258, 63%, 30%)
HSV	hsv(258, 77%, 48%)
CMYK	cmyk(53.7%, 77.2%, 0%, 51.8%)
CIE-LAB	lab(20.56, 37.87, -48.81)
CIE-LCH	lch(20.56, 61.78, 307.80°)
OKLab	oklab(33.21% 0.0501 -0.1403)
OKLCH	oklch(33.21% 0.149 289.7)
XYZ	xyz(5.6767, 3.1302, 19.0401)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C7B #5E7B1C

analogous

#1C2E7B #391C7B #691C7B

triadic

#391C7B #7B391C #1C7B39

tetradic

#391C7B #7B1C2E #5E7B1C #1C7B69

square

#391C7B #7B1C2E #5E7B1C #1C7B69

split-complementary

#391C7B #7B691C #2E7B1C

monochromatic

#0C0619 #221149 #391C7B #5027AD #6C3ED3

Accessibility & contrast

On white

12.92

#391C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#391C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C7B

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C7B	#FFFFFF	#000000	##FFFFFF
##391C7B	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#21364A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #391c7b;
/* rgb */ color: rgb(57, 28, 123);
/* oklch */ color: oklch(33.2% 0.149 289.7);

Tailwind

colors: {
  custom: {
    50: '#775ba2',
    500: '#391c7b',
    950: '#000000',
  },
}

SCSS

$custom: #391c7b;
$custom-light: #775ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#391c7b",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 123
  },
  "hsl": {
    "h": 258.316,
    "s": 62.914,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33208,
    "c": 0.14894,
    "h": 289.7
  },
  "luminance": 0.0313
}

Semantic roles & 50–950 ramp

primary

#391C7B

secondary

#8EAF44

accent

#E642B4

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #391C7B

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

Preview Lab → · Contrast checker → · Palette generator →