#391D79#391D79

#391D79 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.145 H 290.0°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#391D79
RGB	rgb(57, 29, 121)
HSL	hsl(258, 61%, 29%)
HSV	hsv(258, 76%, 47%)
CMYK	cmyk(52.9%, 76%, 0%, 52.5%)
CIE-LAB	lab(20.55, 36.74, -47.54)
CIE-LCH	lch(20.55, 60.08, 307.69°)
OKLab	oklab(33.15% 0.0497 -0.1365)
OKLCH	oklch(33.15% 0.145 290)
XYZ	xyz(5.5769, 3.1288, 18.3955)
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

#391D79 #5D791D

analogous

#1D2F79 #391D79 #671D79

triadic

#391D79 #79391D #1D7939

tetradic

#391D79 #791D2F #5D791D #1D7967

square

#391D79 #791D2F #5D791D #1D7967

split-complementary

#391D79 #79671D #2F791D

monochromatic

#0C0619 #221148 #391D79 #5029AA #6C3FD1

Accessibility & contrast

On white

12.92

#391D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#391D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D79

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D79	#FFFFFF	#000000	##FFFFFF
##391D79	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)

#00337C

Deuteranopia (green-blind)

#002F77

Tritanopia (blue-blind)

#223649

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391d79;
/* rgb */ color: rgb(57, 29, 121);
/* oklch */ color: oklch(33.1% 0.145 290.0);

Tailwind

colors: {
  custom: {
    50: '#775ca1',
    500: '#391d79',
    950: '#000000',
  },
}

SCSS

$custom: #391d79;
$custom-light: #775ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#391d79",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 121
  },
  "hsl": {
    "h": 258.261,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33145,
    "c": 0.14533,
    "h": 290
  },
  "luminance": 0.03129
}

Semantic roles & 50–950 ramp

primary

#391D79

secondary

#8DAD45

accent

#E443B3

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #391D79

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

Preview Lab → · Contrast checker → · Palette generator →