#381D9A#381D9A

#381D9A is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.4% C 0.185 H 282.0°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#381D9A
RGB	rgb(56, 29, 154)
HSL	hsl(253, 68%, 36%)
HSV	hsv(253, 81%, 60%)
CMYK	cmyk(63.6%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(23.84, 46.48, -62.78)
CIE-LCH	lch(23.84, 78.11, 306.52°)
OKLab	oklab(36.44% 0.0385 -0.1811)
OKLCH	oklch(36.44% 0.185 282)
XYZ	xyz(7.9012, 4.0520, 30.9313)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381D9A #7F9A1D

analogous

#1D409A #381D9A #761D9A

triadic

#381D9A #9A381D #1D9A38

tetradic

#381D9A #9A1D40 #7F9A1D #1D9A76

square

#381D9A #9A1D40 #7F9A1D #1D9A76

split-complementary

#381D9A #9A761D #409A1D

monochromatic

#130A33 #251366 #381D9A #4B27CE #7153DF

Accessibility & contrast

On white

11.60

#381D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#381D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D9A

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381D9A	#FFFFFF	#000000	##FFFFFF
##381D9A	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9D

Deuteranopia (green-blind)

#003498

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #381d9a;
/* rgb */ color: rgb(56, 29, 154);
/* oklch */ color: oklch(36.4% 0.185 282.0);

Tailwind

colors: {
  custom: {
    50: '#7c5eb9',
    500: '#381d9a',
    950: '#000000',
  },
}

SCSS

$custom: #381d9a;
$custom-light: #7c5eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#381d9a",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 252.96,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36443,
    "c": 0.18517,
    "h": 282
  },
  "luminance": 0.04053
}

Semantic roles & 50–950 ramp

primary

#381D9A

secondary

#A9C251

accent

#EB3DC5

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #381D9A

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

Preview Lab → · Contrast checker → · Palette generator →