#391B94#391B94

#391B94 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.7% C 0.180 H 283.9°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#391B94
RGB	rgb(57, 27, 148)
HSL	hsl(255, 69%, 34%)
HSV	hsv(255, 82%, 58%)
CMYK	cmyk(61.5%, 81.8%, 0%, 42%)
CIE-LAB	lab(22.97, 45.75, -60.53)
CIE-LCH	lch(22.97, 75.87, 307.09°)
OKLab	oklab(35.67% 0.0432 -0.1745)
OKLCH	oklch(35.67% 0.18 283.9)
XYZ	xyz(7.4229, 3.7913, 28.3519)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B94 #76941B

analogous

#1B3A94 #391B94 #761B94

triadic

#391B94 #94391B #1B9439

tetradic

#391B94 #941B3A #76941B #1B9476

square

#391B94 #941B3A #76941B #1B9476

split-complementary

#391B94 #94761B #3A941B

monochromatic

#11082C #251260 #391B94 #4D24C8 #704BDE

Accessibility & contrast

On white

11.94

#391B94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#391B94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B94

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B94	#FFFFFF	#000000	##FFFFFF
##391B94	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A97

Deuteranopia (green-blind)

#003392

Tritanopia (blue-blind)

#004058

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391b94;
/* rgb */ color: rgb(57, 27, 148);
/* oklch */ color: oklch(35.7% 0.180 283.9);

Tailwind

colors: {
  custom: {
    50: '#7c5cb5',
    500: '#391b94',
    950: '#000000',
  },
}

SCSS

$custom: #391b94;
$custom-light: #7c5cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#391b94",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 148
  },
  "hsl": {
    "h": 254.876,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35668,
    "c": 0.17975,
    "h": 283.9
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#391B94

secondary

#A3C04B

accent

#EC3CC0

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #391B94

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

Preview Lab → · Contrast checker → · Palette generator →