#391C77#391C77

#391C77 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.8% C 0.144 H 290.8°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#391C77
RGB	rgb(57, 28, 119)
HSL	hsl(259, 62%, 29%)
HSV	hsv(259, 76%, 47%)
CMYK	cmyk(52.1%, 76.5%, 0%, 53.3%)
CIE-LAB	lab(20.17, 36.67, -46.89)
CIE-LCH	lch(20.17, 59.53, 308.03°)
OKLab	oklab(32.82% 0.0512 -0.1346)
OKLCH	oklch(32.82% 0.144 290.8)
XYZ	xyz(5.4314, 3.0321, 17.7482)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C77 #5A771C

analogous

#1C2D77 #391C77 #671C77

triadic

#391C77 #77391C #1C7739

tetradic

#391C77 #771C2D #5A771C #1C7767

square

#391C77 #771C2D #5A771C #1C7767

split-complementary

#391C77 #77671C #2D771C

monochromatic

#0C0619 #211045 #391C77 #5128A9 #6C3CD1

Accessibility & contrast

On white

13.07

#391C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#391C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C77

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C77	#FFFFFF	#000000	##FFFFFF
##391C77	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327A

Deuteranopia (green-blind)

#002F75

Tritanopia (blue-blind)

#243448

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391c77;
/* rgb */ color: rgb(57, 28, 119);
/* oklch */ color: oklch(32.8% 0.144 290.8);

Tailwind

colors: {
  custom: {
    50: '#765b9f',
    500: '#391c77',
    950: '#000000',
  },
}

SCSS

$custom: #391c77;
$custom-light: #765b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#391c77",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 119
  },
  "hsl": {
    "h": 259.121,
    "s": 61.905,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32818,
    "c": 0.14401,
    "h": 290.8
  },
  "luminance": 0.03032
}

Semantic roles & 50–950 ramp

primary

#391C77

secondary

#8AAB44

accent

#E543B1

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #391C77

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

Preview Lab → · Contrast checker → · Palette generator →