#391D7F#391D7F

#391D7F is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.153 H 288.4°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#391D7F
RGB	rgb(57, 29, 127)
HSL	hsl(257, 63%, 31%)
HSV	hsv(257, 77%, 50%)
CMYK	cmyk(55.1%, 77.2%, 0%, 50.2%)
CIE-LAB	lab(21.13, 38.54, -50.41)
CIE-LCH	lch(21.13, 63.45, 307.40°)
OKLab	oklab(33.73% 0.0482 -0.1449)
OKLCH	oklch(33.73% 0.153 288.4)
XYZ	xyz(5.9563, 3.2806, 20.3939)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D7F #637F1D

analogous

#1D327F #391D7F #6A1D7F

triadic

#391D7F #7F391D #1D7F39

tetradic

#391D7F #7F1D32 #637F1D #1D7F6A

square

#391D7F #7F1D32 #637F1D #1D7F6A

split-complementary

#391D7F #7F6A1D #327F1D

monochromatic

#0C061B #23124D #391D7F #4F28B1 #6C42D4

Accessibility & contrast

On white

12.68

#391D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#391D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D7F

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D7F	#FFFFFF	#000000	##FFFFFF
##391D7F	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003582

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#1D384C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #391d7f;
/* rgb */ color: rgb(57, 29, 127);
/* oklch */ color: oklch(33.7% 0.153 288.4);

Tailwind

colors: {
  custom: {
    50: '#785ca5',
    500: '#391d7f',
    950: '#000000',
  },
}

SCSS

$custom: #391d7f;
$custom-light: #785ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#391d7f",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 127
  },
  "hsl": {
    "h": 257.143,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33733,
    "c": 0.15273,
    "h": 288.4
  },
  "luminance": 0.03281
}

Semantic roles & 50–950 ramp

primary

#391D7F

secondary

#93B245

accent

#E642B7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #391D7F

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

Preview Lab → · Contrast checker → · Palette generator →