#381A9D#381A9D

#381A9D is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.5% C 0.191 H 281.8°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#381A9D
RGB	rgb(56, 26, 157)
HSL	hsl(254, 72%, 36%)
HSV	hsv(254, 83%, 62%)
CMYK	cmyk(64.3%, 83.4%, 0%, 38.4%)
CIE-LAB	lab(23.72, 48.70, -64.83)
CIE-LCH	lch(23.72, 81.08, 306.92°)
OKLab	oklab(36.45% 0.0391 -0.187)
OKLCH	oklch(36.45% 0.191 281.8)
XYZ	xyz(8.0842, 4.0133, 32.2404)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A9D #7F9D1A

analogous

#1A3E9D #381A9D #791A9D

triadic

#381A9D #9D381A #1A9D38

tetradic

#381A9D #9D1A3E #7F9D1A #1A9D79

square

#381A9D #9D1A3E #7F9D1A #1A9D79

split-complementary

#381A9D #9D791A #3E9D1A

monochromatic

#130934 #251168 #381A9D #4B23D2 #714FE2

Accessibility & contrast

On white

11.65

#381A9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#381A9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A9D

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A9D	#FFFFFF	#000000	##FFFFFF
##381A9D	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA1

Deuteranopia (green-blind)

#00349B

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #381a9d;
/* rgb */ color: rgb(56, 26, 157);
/* oklch */ color: oklch(36.5% 0.191 281.8);

Tailwind

colors: {
  custom: {
    50: '#7d5dbb',
    500: '#381a9d',
    950: '#000000',
  },
}

SCSS

$custom: #381a9d;
$custom-light: #7d5dbb;
$custom-dark: #000000;

JSON

{
  "hex": "#381a9d",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 157
  },
  "hsl": {
    "h": 253.74,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36453,
    "c": 0.19109,
    "h": 281.8
  },
  "luminance": 0.04014
}

Semantic roles & 50–950 ramp

primary

#381A9D

secondary

#A9C44E

accent

#EE39C5

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #381A9D

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

Preview Lab → · Contrast checker → · Palette generator →