#391F8D#391F8D

#391F8D is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.4% C 0.168 H 284.8°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#391F8D
RGB	rgb(57, 31, 141)
HSL	hsl(254, 64%, 34%)
HSV	hsv(254, 78%, 55%)
CMYK	cmyk(59.6%, 78%, 0%, 44.7%)
CIE-LAB	lab(22.90, 41.73, -56.29)
CIE-LCH	lch(22.90, 70.07, 306.55°)
OKLab	oklab(35.4% 0.0427 -0.1622)
OKLCH	oklch(35.4% 0.168 284.8)
XYZ	xyz(6.9836, 3.7725, 25.5543)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F8D #738D1F

analogous

#1F3C8D #391F8D #701F8D

triadic

#391F8D #8D391F #1F8D39

tetradic

#391F8D #8D1F3C #738D1F #1F8D70

square

#391F8D #8D1F3C #738D1F #1F8D70

split-complementary

#391F8D #8D701F #3C8D1F

monochromatic

#100929 #25145B #391F8D #4D2ABF #6F4ED8

Accessibility & contrast

On white

11.97

#391F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#391F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F8D

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F8D	#FFFFFF	#000000	##FFFFFF
##391F8D	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A90

Deuteranopia (green-blind)

#00338B

Tritanopia (blue-blind)

#093E55

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #391f8d;
/* rgb */ color: rgb(57, 31, 141);
/* oklch */ color: oklch(35.4% 0.168 284.8);

Tailwind

colors: {
  custom: {
    50: '#7a5eaf',
    500: '#391f8d',
    950: '#000000',
  },
}

SCSS

$custom: #391f8d;
$custom-light: #7a5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#391f8d",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 254.182,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35402,
    "c": 0.1677,
    "h": 284.8
  },
  "luminance": 0.03773
}

Semantic roles & 50–950 ramp

primary

#391F8D

secondary

#A1BB4D

accent

#E741C0

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #391F8D

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

Preview Lab → · Contrast checker → · Palette generator →