#381D8A#381D8A

#381D8A is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.7% C 0.166 H 285.2°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#381D8A
RGB	rgb(56, 29, 138)
HSL	hsl(255, 65%, 33%)
HSV	hsv(255, 79%, 54%)
CMYK	cmyk(59.4%, 79%, 0%, 45.9%)
CIE-LAB	lab(22.14, 41.70, -55.68)
CIE-LCH	lch(22.14, 69.57, 306.83°)
OKLab	oklab(34.75% 0.0435 -0.1604)
OKLCH	oklch(34.75% 0.166 285.2)
XYZ	xyz(6.6563, 3.5541, 24.3751)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381D8A #6F8A1D

analogous

#1D398A #381D8A #6E1D8A

triadic

#381D8A #8A381D #1D8A38

tetradic

#381D8A #8A1D39 #6F8A1D #1D8A6E

square

#381D8A #8A1D39 #6F8A1D #1D8A6E

split-complementary

#381D8A #8A6E1D #398A1D

monochromatic

#0F0825 #231257 #381D8A #4D28BD #6C49D9

Accessibility & contrast

On white

12.27

#381D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#381D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D8A

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381D8A	#FFFFFF	#000000	##FFFFFF
##381D8A	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388D

Deuteranopia (green-blind)

#003288

Tritanopia (blue-blind)

#0B3C53

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #381d8a;
/* rgb */ color: rgb(56, 29, 138);
/* oklch */ color: oklch(34.7% 0.166 285.2);

Tailwind

colors: {
  custom: {
    50: '#795dad',
    500: '#381d8a',
    950: '#000000',
  },
}

SCSS

$custom: #381d8a;
$custom-light: #795dad;
$custom-dark: #000000;

JSON

{
  "hex": "#381d8a",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 138
  },
  "hsl": {
    "h": 254.862,
    "s": 65.269,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34748,
    "c": 0.16619,
    "h": 285.2
  },
  "luminance": 0.03554
}

Semantic roles & 50–950 ramp

primary

#381D8A

secondary

#9EBB48

accent

#E840BE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #381D8A

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

Preview Lab → · Contrast checker → · Palette generator →