#391F9E#391F9E

#391F9E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.2% C 0.188 H 281.6°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#391F9E
RGB	rgb(57, 31, 158)
HSL	hsl(252, 67%, 37%)
HSV	hsv(252, 80%, 62%)
CMYK	cmyk(63.9%, 80.4%, 0%, 38%)
CIE-LAB	lab(24.70, 46.83, -63.82)
CIE-LCH	lch(24.70, 79.16, 306.27°)
OKLab	oklab(37.19% 0.0377 -0.1841)
OKLCH	oklch(37.19% 0.188 281.6)
XYZ	xyz(8.3469, 4.3178, 32.7347)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F9E #849E1F

analogous

#1F459E #391F9E #781F9E

triadic

#391F9E #9E391F #1F9E39

tetradic

#391F9E #9E1F45 #849E1F #1F9E78

square

#391F9E #9E1F45 #849E1F #1F9E78

split-complementary

#391F9E #9E781F #459E1F

monochromatic

#140B38 #27156B #391F9E #4B29D1 #7459DE

Accessibility & contrast

On white

11.27

#391F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#391F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F9E

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F9E	#FFFFFF	#000000	##FFFFFF
##391F9E	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA2

Deuteranopia (green-blind)

#00369C

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #391f9e;
/* rgb */ color: rgb(57, 31, 158);
/* oklch */ color: oklch(37.2% 0.188 281.6);

Tailwind

colors: {
  custom: {
    50: '#7d5fbc',
    500: '#391f9e',
    950: '#000000',
  },
}

SCSS

$custom: #391f9e;
$custom-light: #7d5fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#391f9e",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 158
  },
  "hsl": {
    "h": 252.283,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37186,
    "c": 0.18795,
    "h": 281.6
  },
  "luminance": 0.04318
}

Semantic roles & 50–950 ramp

primary

#391F9E

secondary

#ACC256

accent

#EA3EC7

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #391F9E

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

Preview Lab → · Contrast checker → · Palette generator →