#391D8F#391D8F

#391D8F is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.172 H 284.7°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#391D8F
RGB	rgb(57, 29, 143)
HSL	hsl(255, 66%, 34%)
HSV	hsv(255, 80%, 56%)
CMYK	cmyk(60.1%, 79.7%, 0%, 43.9%)
CIE-LAB	lab(22.76, 43.33, -57.77)
CIE-LCH	lch(22.76, 72.21, 306.87°)
OKLab	oklab(35.37% 0.0435 -0.1665)
OKLCH	oklch(35.37% 0.172 284.7)
XYZ	xyz(7.0831, 3.7313, 26.3282)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D8F #738F1D

analogous

#1D3A8F #391D8F #721D8F

triadic

#391D8F #8F391D #1D8F39

tetradic

#391D8F #8F1D3A #738F1D #1D8F72

square

#391D8F #8F1D3A #738F1D #1D8F72

split-complementary

#391D8F #8F721D #3A8F1D

monochromatic

#100829 #25135C #391D8F #4D27C2 #6F4CDB

Accessibility & contrast

On white

12.02

#391D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#391D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D8F

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D8F	#FFFFFF	#000000	##FFFFFF
##391D8F	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003992

Deuteranopia (green-blind)

#00338D

Tritanopia (blue-blind)

#043E56

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #391d8f;
/* rgb */ color: rgb(57, 29, 143);
/* oklch */ color: oklch(35.4% 0.172 284.7);

Tailwind

colors: {
  custom: {
    50: '#7b5db1',
    500: '#391d8f',
    950: '#000000',
  },
}

SCSS

$custom: #391d8f;
$custom-light: #7b5db1;
$custom-dark: #000000;

JSON

{
  "hex": "#391d8f",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 143
  },
  "hsl": {
    "h": 254.737,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35365,
    "c": 0.17206,
    "h": 284.7
  },
  "luminance": 0.03732
}

Semantic roles & 50–950 ramp

primary

#391D8F

secondary

#A1BD4B

accent

#E93FBF

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #391D8F

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

Preview Lab → · Contrast checker → · Palette generator →