#391CAE#391CAE

#391CAE is a dark, highly saturated violet. Relative luminance 0.048; OKLCH L 38.6% C 0.209 H 279.4°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#391CAE
RGB	rgb(57, 28, 174)
HSL	hsl(252, 72%, 40%)
HSV	hsv(252, 84%, 68%)
CMYK	cmyk(67.2%, 83.9%, 0%, 31.8%)
CIE-LAB	lab(26.03, 52.83, -71.30)
CIE-LCH	lch(26.03, 88.74, 306.54°)
OKLab	oklab(38.63% 0.034 -0.2059)
OKLCH	oklch(38.63% 0.209 279.4)
XYZ	xyz(9.7401, 4.7555, 40.4408)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391CAE #91AE1C

analogous

#1C48AE #391CAE #821CAE

triadic

#391CAE #AE391C #1CAE39

tetradic

#391CAE #AE1C48 #91AE1C #1CAE82

square

#391CAE #AE1C48 #91AE1C #1CAE82

split-complementary

#391CAE #AE821C #48AE1C

monochromatic

#160B45 #281479 #391CAE #4E2ADD #7A5FE5

Accessibility & contrast

On white

10.76

#391CAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#391CAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391CAE

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391CAE	#FFFFFF	#000000	##FFFFFF
##391CAE	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B2

Deuteranopia (green-blind)

#0038AC

Tritanopia (blue-blind)

#004B67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #391cae;
/* rgb */ color: rgb(57, 28, 174);
/* oklch */ color: oklch(38.6% 0.209 279.4);

Tailwind

colors: {
  custom: {
    50: '#815fc8',
    500: '#391cae',
    950: '#000000',
  },
}

SCSS

$custom: #391cae;
$custom-light: #815fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#391cae",
  "rgb": {
    "r": 57,
    "g": 28,
    "b": 174
  },
  "hsl": {
    "h": 251.918,
    "s": 72.277,
    "l": 39.608
  },
  "oklch": {
    "l": 0.3863,
    "c": 0.20866,
    "h": 279.4
  },
  "luminance": 0.04756
}

Semantic roles & 50–950 ramp

primary

#391CAE

secondary

#B4CA5C

accent

#EF39CB

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #391CAE

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

Preview Lab → · Contrast checker → · Palette generator →