#391D7E#391D7E

#391D7E is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.6% C 0.151 H 288.6°. Best body text is #FFFFFF at 12.72:1 contrast (WCAG AA passes).

Color values

HEX	#391D7E
RGB	rgb(57, 29, 126)
HSL	hsl(257, 63%, 30%)
HSV	hsv(257, 77%, 49%)
CMYK	cmyk(54.8%, 77%, 0%, 50.6%)
CIE-LAB	lab(21.04, 38.24, -49.93)
CIE-LCH	lch(21.04, 62.89, 307.45°)
OKLab	oklab(33.63% 0.0484 -0.1435)
OKLCH	oklch(33.63% 0.152 288.6)
XYZ	xyz(5.8915, 3.2547, 20.0524)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D7E #627E1D

analogous

#1D317E #391D7E #6A1D7E

triadic

#391D7E #7E391D #1D7E39

tetradic

#391D7E #7E1D31 #627E1D #1D7E6A

square

#391D7E #7E1D31 #627E1D #1D7E6A

split-complementary

#391D7E #7E6A1D #317E1D

monochromatic

#0C061B #22124C #391D7E #5028B0 #6C42D3

Accessibility & contrast

On white

12.72

#391D7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#391D7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D7E

12.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D7E	#FFFFFF	#000000	##FFFFFF
##391D7E	1.00	12.72	1.65	12.72
#FFFFFF	12.72	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#00307C

Tritanopia (blue-blind)

#1E384C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #391d7e;
/* rgb */ color: rgb(57, 29, 126);
/* oklch */ color: oklch(33.6% 0.151 288.6);

Tailwind

colors: {
  custom: {
    50: '#785ca4',
    500: '#391d7e',
    950: '#000000',
  },
}

SCSS

$custom: #391d7e;
$custom-light: #785ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#391d7e",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 126
  },
  "hsl": {
    "h": 257.32,
    "s": 62.581,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33634,
    "c": 0.1515,
    "h": 288.6
  },
  "luminance": 0.03255
}

Semantic roles & 50–950 ramp

primary

#391D7E

secondary

#92B145

accent

#E642B6

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #391D7E

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

Preview Lab → · Contrast checker → · Palette generator →