#391C99#391C99

#391C99 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.3% C 0.185 H 282.8°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#391C99
RGB	rgb(57, 28, 153)
HSL	hsl(254, 69%, 35%)
HSV	hsv(254, 82%, 60%)
CMYK	cmyk(62.7%, 81.7%, 0%, 40%)
CIE-LAB	lab(23.67, 46.76, -62.45)
CIE-LCH	lch(23.67, 78.01, 306.82°)
OKLab	oklab(36.32% 0.041 -0.1801)
OKLCH	oklch(36.32% 0.185 282.8)
XYZ	xyz(7.8506, 3.9997, 30.4891)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C99 #7C991C

analogous

#1C3D99 #391C99 #771C99

triadic

#391C99 #99391C #1C9939

tetradic

#391C99 #991C3D #7C991C #1C9977

square

#391C99 #991C3D #7C991C #1C9977

split-complementary

#391C99 #99771C #3D991C

monochromatic

#120932 #261365 #391C99 #4C25CD #7150DF

Accessibility & contrast

On white

11.67

#391C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#391C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C99

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C99	#FFFFFF	#000000	##FFFFFF
##391C99	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C9C

Deuteranopia (green-blind)

#003497

Tritanopia (blue-blind)

#00425B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #391c99;
/* rgb */ color: rgb(57, 28, 153);
/* oklch */ color: oklch(36.3% 0.185 282.8);

Tailwind

colors: {
  custom: {
    50: '#7d5db8',
    500: '#391c99',
    950: '#000000',
  },
}

SCSS

$custom: #391c99;
$custom-light: #7d5db8;
$custom-dark: #000000;

JSON

{
  "hex": "#391c99",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 153
  },
  "hsl": {
    "h": 253.92,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36315,
    "c": 0.1847,
    "h": 282.8
  },
  "luminance": 0.04
}

Semantic roles & 50–950 ramp

primary

#391C99

secondary

#A7C24F

accent

#EC3CC3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #391C99

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

Preview Lab → · Contrast checker → · Palette generator →