#381C82#381C82

#381C82 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.158 H 287.2°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#381C82
RGB	rgb(56, 28, 130)
HSL	hsl(256, 65%, 31%)
HSV	hsv(256, 78%, 51%)
CMYK	cmyk(56.9%, 78.5%, 0%, 49%)
CIE-LAB	lab(21.14, 39.81, -52.30)
CIE-LCH	lch(21.14, 65.72, 307.28°)
OKLab	oklab(33.8% 0.0466 -0.1505)
OKLCH	oklch(33.8% 0.158 287.2)
XYZ	xyz(6.0742, 3.2826, 21.4283)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381C82 #66821C

analogous

#1C3382 #381C82 #6B1C82

triadic

#381C82 #82381C #1C8238

tetradic

#381C82 #821C33 #66821C #1C826B

square

#381C82 #821C33 #66821C #1C826B

split-complementary

#381C82 #826B1C #33821C

monochromatic

#0D061D #221150 #381C82 #4E27B4 #6B42D6

Accessibility & contrast

On white

12.68

#381C82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#381C82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381C82

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381C82	#FFFFFF	#000000	##FFFFFF
##381C82	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003585

Deuteranopia (green-blind)

#003080

Tritanopia (blue-blind)

#18394E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #381c82;
/* rgb */ color: rgb(56, 28, 130);
/* oklch */ color: oklch(33.8% 0.158 287.2);

Tailwind

colors: {
  custom: {
    50: '#785ca7',
    500: '#381c82',
    950: '#000000',
  },
}

SCSS

$custom: #381c82;
$custom-light: #785ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#381c82",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 130
  },
  "hsl": {
    "h": 256.471,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.33803,
    "c": 0.15753,
    "h": 287.2
  },
  "luminance": 0.03283
}

Semantic roles & 50–950 ramp

primary

#381C82

secondary

#96B544

accent

#E840BA

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #381C82

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

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