#391C68#391C68

#391C68 is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.4% C 0.125 H 295.8°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#391C68
RGB	rgb(57, 28, 104)
HSL	hsl(263, 58%, 26%)
HSV	hsv(263, 73%, 41%)
CMYK	cmyk(45.2%, 73.1%, 0%, 59.2%)
CIE-LAB	lab(18.80, 32.23, -39.42)
CIE-LCH	lch(18.80, 50.91, 309.27°)
OKLab	oklab(31.42% 0.0545 -0.1127)
OKLCH	oklch(31.42% 0.125 295.8)
XYZ	xyz(4.6006, 2.6997, 13.3727)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue

#191970

ΔE00 5.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391C68 #4B681C

analogous

#1C2568 #391C68 #5F1C68

triadic

#391C68 #68391C #1C6839

tetradic

#391C68 #681C25 #4B681C #1C685F

square

#391C68 #681C25 #4B681C #1C685F

split-complementary

#391C68 #685F1C #25681C

monochromatic

#0D0618 #1F0F38 #391C68 #532998 #6E36C8

Accessibility & contrast

On white

13.64

#391C68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#391C68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391C68

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391C68	#FFFFFF	#000000	##FFFFFF
##391C68	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6A

Deuteranopia (green-blind)

#002D66

Tritanopia (blue-blind)

#2D2F3F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #391c68;
/* rgb */ color: rgb(57, 28, 104);
/* oklch */ color: oklch(31.4% 0.125 295.8);

Tailwind

colors: {
  custom: {
    50: '#745b94',
    500: '#391c68',
    950: '#000000',
  },
}

SCSS

$custom: #391c68;
$custom-light: #745b94;
$custom-dark: #000000;

JSON

{
  "hex": "#391c68",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 104
  },
  "hsl": {
    "h": 262.895,
    "s": 57.576,
    "l": 25.882
  },
  "oklch": {
    "l": 0.31418,
    "c": 0.12517,
    "h": 295.8
  },
  "luminance": 0.027
}

Semantic roles & 50–950 ramp

primary

#391C68

secondary

#7B9D43

accent

#E147A6

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#09040D

muted

#7B797E

Preview Lab

Preview with #391C68

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

Preview Lab → · Contrast checker → · Palette generator →