#381DA7#381DA7

#381DA7 is a dark, highly saturated violet. Relative luminance 0.045; OKLCH L 37.9% C 0.200 H 279.9°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#381DA7
RGB	rgb(56, 29, 167)
HSL	hsl(252, 70%, 38%)
HSV	hsv(252, 83%, 65%)
CMYK	cmyk(66.5%, 82.6%, 0%, 34.5%)
CIE-LAB	lab(25.29, 50.30, -68.31)
CIE-LCH	lch(25.29, 84.83, 306.36°)
OKLab	oklab(37.87% 0.0344 -0.1972)
OKLCH	oklch(37.87% 0.2 279.9)
XYZ	xyz(9.0431, 4.5088, 36.9455)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381DA7 #8CA71D

analogous

#1D47A7 #381DA7 #7D1DA7

triadic

#381DA7 #A7381D #1DA738

tetradic

#381DA7 #A71D47 #8CA71D #1DA77D

square

#381DA7 #A71D47 #8CA71D #1DA77D

split-complementary

#381DA7 #A77D1D #47A71D

monochromatic

#150B3F #271473 #381DA7 #4A28DA #765CE3

Accessibility & contrast

On white

11.04

#381DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#381DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381DA7

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381DA7	#FFFFFF	#000000	##FFFFFF
##381DA7	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AB

Deuteranopia (green-blind)

#0037A5

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #381da7;
/* rgb */ color: rgb(56, 29, 167);
/* oklch */ color: oklch(37.9% 0.200 279.9);

Tailwind

colors: {
  custom: {
    50: '#7f5fc2',
    500: '#381da7',
    950: '#000000',
  },
}

SCSS

$custom: #381da7;
$custom-light: #7f5fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#381da7",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 167
  },
  "hsl": {
    "h": 251.739,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37866,
    "c": 0.20019,
    "h": 279.9
  },
  "luminance": 0.0451
}

Semantic roles & 50–950 ramp

primary

#381DA7

secondary

#B1C759

accent

#ED3BCA

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #381DA7

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

Preview Lab → · Contrast checker → · Palette generator →