#381CAD#381CAD

#381CAD is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.4% C 0.208 H 279.1°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#381CAD
RGB	rgb(56, 28, 173)
HSL	hsl(252, 72%, 39%)
HSV	hsv(252, 84%, 68%)
CMYK	cmyk(67.6%, 83.8%, 0%, 32.2%)
CIE-LAB	lab(25.83, 52.46, -71.04)
CIE-LCH	lch(25.83, 88.31, 306.44°)
OKLab	oklab(38.44% 0.0328 -0.2051)
OKLCH	oklch(38.44% 0.208 279.1)
XYZ	xyz(9.5865, 4.6876, 39.9267)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381CAD #91AD1C

analogous

#1C49AD #381CAD #811CAD

triadic

#381CAD #AD381C #1CAD38

tetradic

#381CAD #AD1C49 #91AD1C #1CAD81

square

#381CAD #AD1C49 #91AD1C #1CAD81

split-complementary

#381CAD #AD811C #49AD1C

monochromatic

#160B44 #271378 #381CAD #4C2ADC #785EE5

Accessibility & contrast

On white

10.84

#381CAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#381CAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381CAD

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381CAD	#FFFFFF	#000000	##FFFFFF
##381CAD	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B1

Deuteranopia (green-blind)

#0037AB

Tritanopia (blue-blind)

#004A67

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #381cad;
/* rgb */ color: rgb(56, 28, 173);
/* oklch */ color: oklch(38.4% 0.208 279.1);

Tailwind

colors: {
  custom: {
    50: '#805fc7',
    500: '#381cad',
    950: '#000000',
  },
}

SCSS

$custom: #381cad;
$custom-light: #805fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#381cad",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 173
  },
  "hsl": {
    "h": 251.586,
    "s": 72.139,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38437,
    "c": 0.20774,
    "h": 279.1
  },
  "luminance": 0.04688
}

Semantic roles & 50–950 ramp

primary

#381CAD

secondary

#B4C95C

accent

#EF39CC

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #381CAD

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

Preview Lab → · Contrast checker → · Palette generator →