#391C90#391C90

#391C90 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.174 H 284.6°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#391C90
RGB	rgb(57, 28, 144)
HSL	hsl(255, 67%, 34%)
HSV	hsv(255, 81%, 56%)
CMYK	cmyk(60.4%, 80.6%, 0%, 43.5%)
CIE-LAB	lab(22.70, 44.11, -58.49)
CIE-LCH	lch(22.70, 73.26, 307.02°)
OKLab	oklab(35.35% 0.0439 -0.1686)
OKLCH	oklch(35.35% 0.174 284.6)
XYZ	xyz(7.1351, 3.7135, 26.7209)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C90 #73901C

analogous

#1C3990 #391C90 #731C90

triadic

#391C90 #90391C #1C9039

tetradic

#391C90 #901C39 #73901C #1C9073

square

#391C90 #901C39 #73901C #1C9073

split-complementary

#391C90 #90731C #39901C

monochromatic

#10082A #25125D #391C90 #4D26C3 #6F4ADC

Accessibility & contrast

On white

12.05

#391C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#391C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C90

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C90	#FFFFFF	#000000	##FFFFFF
##391C90	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003993

Deuteranopia (green-blind)

#00328E

Tritanopia (blue-blind)

#023E56

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #391c90;
/* rgb */ color: rgb(57, 28, 144);
/* oklch */ color: oklch(35.4% 0.174 284.6);

Tailwind

colors: {
  custom: {
    50: '#7b5db2',
    500: '#391c90',
    950: '#000000',
  },
}

SCSS

$custom: #391c90;
$custom-light: #7b5db2;
$custom-dark: #000000;

JSON

{
  "hex": "#391c90",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 144
  },
  "hsl": {
    "h": 255,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35353,
    "c": 0.17418,
    "h": 284.6
  },
  "luminance": 0.03714
}

Semantic roles & 50–950 ramp

primary

#391C90

secondary

#A1BE4A

accent

#EA3DBF

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #391C90

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

Preview Lab → · Contrast checker → · Palette generator →