#391F79#391F79

#391F79 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.143 H 289.6°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#391F79
RGB	rgb(57, 31, 121)
HSL	hsl(257, 59%, 30%)
HSV	hsv(257, 74%, 47%)
CMYK	cmyk(52.9%, 74.4%, 0%, 52.5%)
CIE-LAB	lab(20.94, 35.64, -46.90)
CIE-LCH	lch(20.94, 58.91, 307.23°)
OKLab	oklab(33.42% 0.0479 -0.1347)
OKLCH	oklch(33.42% 0.143 289.6)
XYZ	xyz(5.6275, 3.2301, 18.4124)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F79 #5F791F

analogous

#1F3279 #391F79 #661F79

triadic

#391F79 #79391F #1F7939

tetradic

#391F79 #791F32 #5F791F #1F7966

square

#391F79 #791F32 #5F791F #1F7966

split-complementary

#391F79 #79661F #32791F

monochromatic

#0B0618 #221348 #391F79 #502BAA #6C43CF

Accessibility & contrast

On white

12.76

#391F79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#391F79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F79

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F79	#FFFFFF	#000000	##FFFFFF
##391F79	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347C

Deuteranopia (green-blind)

#003077

Tritanopia (blue-blind)

#22374A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #391f79;
/* rgb */ color: rgb(57, 31, 121);
/* oklch */ color: oklch(33.4% 0.143 289.6);

Tailwind

colors: {
  custom: {
    50: '#775da1',
    500: '#391f79',
    950: '#000000',
  },
}

SCSS

$custom: #391f79;
$custom-light: #775da1;
$custom-dark: #000000;

JSON

{
  "hex": "#391f79",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 121
  },
  "hsl": {
    "h": 257.333,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.33421,
    "c": 0.14295,
    "h": 289.6
  },
  "luminance": 0.0323
}

Semantic roles & 50–950 ramp

primary

#391F79

secondary

#8FAC47

accent

#E245B5

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #391F79

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

Preview Lab → · Contrast checker → · Palette generator →