#391C79#391C79

#391C79 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.146 H 290.2°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#391C79
RGB	rgb(57, 28, 121)
HSL	hsl(259, 62%, 29%)
HSV	hsv(259, 77%, 47%)
CMYK	cmyk(52.9%, 76.9%, 0%, 52.5%)
CIE-LAB	lab(20.36, 37.27, -47.85)
CIE-LCH	lch(20.36, 60.65, 307.91°)
OKLab	oklab(33.01% 0.0506 -0.1374)
OKLCH	oklch(33.01% 0.146 290.2)
XYZ	xyz(5.5528, 3.0806, 18.3875)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C79 #5C791C

analogous

#1C2E79 #391C79 #681C79

triadic

#391C79 #79391C #1C7939

tetradic

#391C79 #791C2E #5C791C #1C7968

square

#391C79 #791C2E #5C791C #1C7968

split-complementary

#391C79 #79681C #2E791C

monochromatic

#0C0619 #221047 #391C79 #5028AB #6C3DD2

Accessibility & contrast

On white

12.99

#391C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#391C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C79

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C79	#FFFFFF	#000000	##FFFFFF
##391C79	1.00	12.99	1.62	12.99
#FFFFFF	12.99	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337C

Deuteranopia (green-blind)

#002F77

Tritanopia (blue-blind)

#223549

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391c79;
/* rgb */ color: rgb(57, 28, 121);
/* oklch */ color: oklch(33.0% 0.146 290.2);

Tailwind

colors: {
  custom: {
    50: '#775ba1',
    500: '#391c79',
    950: '#000000',
  },
}

SCSS

$custom: #391c79;
$custom-light: #775ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#391c79",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 121
  },
  "hsl": {
    "h": 258.71,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33012,
    "c": 0.14648,
    "h": 290.2
  },
  "luminance": 0.03081
}

Semantic roles & 50–950 ramp

primary

#391C79

secondary

#8CAD44

accent

#E542B3

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #391C79

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

Preview Lab → · Contrast checker → · Palette generator →