#381D9E#381D9E

#381D9E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.190 H 281.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#381D9E
RGB	rgb(56, 29, 158)
HSL	hsl(253, 69%, 37%)
HSV	hsv(253, 82%, 62%)
CMYK	cmyk(64.6%, 81.6%, 0%, 38%)
CIE-LAB	lab(24.28, 47.66, -64.50)
CIE-LCH	lch(24.28, 80.20, 306.46°)
OKLab	oklab(36.88% 0.0373 -0.1861)
OKLCH	oklch(36.88% 0.19 281.3)
XYZ	xyz(8.2399, 4.1875, 32.7152)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381D9E #839E1D

analogous

#1D439E #381D9E #791D9E

triadic

#381D9E #9E381D #1D9E38

tetradic

#381D9E #9E1D43 #839E1D #1D9E79

square

#381D9E #9E1D43 #839E1D #1D9E79

split-complementary

#381D9E #9E791D #439E1D

monochromatic

#130A37 #26146A #381D9E #4A26D2 #7256E0

Accessibility & contrast

On white

11.43

#381D9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#381D9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D9E

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381D9E	#FFFFFF	#000000	##FFFFFF
##381D9E	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA2

Deuteranopia (green-blind)

#00359C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #381d9e;
/* rgb */ color: rgb(56, 29, 158);
/* oklch */ color: oklch(36.9% 0.190 281.3);

Tailwind

colors: {
  custom: {
    50: '#7d5ebc',
    500: '#381d9e',
    950: '#000000',
  },
}

SCSS

$custom: #381d9e;
$custom-light: #7d5ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#381d9e",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 158
  },
  "hsl": {
    "h": 252.558,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36877,
    "c": 0.18982,
    "h": 281.3
  },
  "luminance": 0.04188
}

Semantic roles & 50–950 ramp

primary

#381D9E

secondary

#ACC354

accent

#EC3CC7

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #381D9E

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

Preview Lab → · Contrast checker → · Palette generator →