#391C9B#391C9B

#391C9B is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.187 H 282.4°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#391C9B
RGB	rgb(57, 28, 155)
HSL	hsl(254, 69%, 36%)
HSV	hsv(254, 82%, 61%)
CMYK	cmyk(63.2%, 81.9%, 0%, 39.2%)
CIE-LAB	lab(23.89, 47.34, -63.31)
CIE-LCH	lch(23.89, 79.06, 306.79°)
OKLab	oklab(36.53% 0.0403 -0.1826)
OKLCH	oklch(36.53% 0.187 282.4)
XYZ	xyz(8.0171, 4.0663, 31.3664)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C9B #7E9B1C

analogous

#1C3E9B #391C9B #781C9B

triadic

#391C9B #9B391C #1C9B39

tetradic

#391C9B #9B1C3E #7E9B1C #1C9B78

square

#391C9B #9B1C3E #7E9B1C #1C9B78

split-complementary

#391C9B #9B781C #3E9B1C

monochromatic

#130933 #261367 #391C9B #4C25CF #7252E0

Accessibility & contrast

On white

11.58

#391C9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#391C9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C9B

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C9B	#FFFFFF	#000000	##FFFFFF
##391C9B	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003499

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #391c9b;
/* rgb */ color: rgb(57, 28, 155);
/* oklch */ color: oklch(36.5% 0.187 282.4);

Tailwind

colors: {
  custom: {
    50: '#7d5dba',
    500: '#391c9b',
    950: '#000000',
  },
}

SCSS

$custom: #391c9b;
$custom-light: #7d5dba;
$custom-dark: #000000;

JSON

{
  "hex": "#391c9b",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 155
  },
  "hsl": {
    "h": 253.701,
    "s": 69.399,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36531,
    "c": 0.18702,
    "h": 282.4
  },
  "luminance": 0.04067
}

Semantic roles & 50–950 ramp

primary

#391C9B

secondary

#A8C350

accent

#EC3CC4

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #391C9B

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

Preview Lab → · Contrast checker → · Palette generator →