#391B93#391B93

#391B93 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.179 H 284.1°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#391B93
RGB	rgb(57, 27, 147)
HSL	hsl(255, 69%, 34%)
HSV	hsv(255, 82%, 58%)
CMYK	cmyk(61.2%, 81.6%, 0%, 42.4%)
CIE-LAB	lab(22.86, 45.46, -60.09)
CIE-LCH	lch(22.86, 75.34, 307.11°)
OKLab	oklab(35.56% 0.0435 -0.1732)
OKLCH	oklch(35.56% 0.179 284.1)
XYZ	xyz(7.3441, 3.7598, 27.9368)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B93 #75931B

analogous

#1B3993 #391B93 #751B93

triadic

#391B93 #93391B #1B9339

tetradic

#391B93 #931B39 #75931B #1B9375

square

#391B93 #931B39 #75931B #1B9375

split-complementary

#391B93 #93751B #39931B

monochromatic

#11082C #25125F #391B93 #4D24C7 #6F4BDE

Accessibility & contrast

On white

11.99

#391B93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#391B93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B93

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B93	#FFFFFF	#000000	##FFFFFF
##391B93	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A96

Deuteranopia (green-blind)

#003391

Tritanopia (blue-blind)

#003F57

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391b93;
/* rgb */ color: rgb(57, 27, 147);
/* oklch */ color: oklch(35.6% 0.179 284.1);

Tailwind

colors: {
  custom: {
    50: '#7c5cb4',
    500: '#391b93',
    950: '#000000',
  },
}

SCSS

$custom: #391b93;
$custom-light: #7c5cb4;
$custom-dark: #000000;

JSON

{
  "hex": "#391b93",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 147
  },
  "hsl": {
    "h": 255,
    "s": 68.966,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3556,
    "c": 0.17859,
    "h": 284.1
  },
  "luminance": 0.0376
}

Semantic roles & 50–950 ramp

primary

#391B93

secondary

#A2C04A

accent

#EC3CC0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #391B93

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

Preview Lab → · Contrast checker → · Palette generator →