#381F7A#381F7A

#381F7A is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.144 H 288.6°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#381F7A
RGB	rgb(56, 31, 122)
HSL	hsl(256, 59%, 30%)
HSV	hsv(256, 75%, 48%)
CMYK	cmyk(54.1%, 74.6%, 0%, 52.2%)
CIE-LAB	lab(20.93, 35.78, -47.57)
CIE-LCH	lch(20.93, 59.52, 306.94°)
OKLab	oklab(33.41% 0.0461 -0.1367)
OKLCH	oklch(33.41% 0.144 288.6)
XYZ	xyz(5.6327, 3.2256, 18.7344)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381F7A #617A1F

analogous

#1F337A #381F7A #661F7A

triadic

#381F7A #7A381F #1F7A38

tetradic

#381F7A #7A1F33 #617A1F #1F7A66

square

#381F7A #7A1F33 #617A1F #1F7A66

split-complementary

#381F7A #7A661F #337A1F

monochromatic

#0B0618 #221349 #381F7A #4E2BAB #6A44CF

Accessibility & contrast

On white

12.76

#381F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#381F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381F7A

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381F7A	#FFFFFF	#000000	##FFFFFF
##381F7A	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347D

Deuteranopia (green-blind)

#003078

Tritanopia (blue-blind)

#1F374A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #381f7a;
/* rgb */ color: rgb(56, 31, 122);
/* oklch */ color: oklch(33.4% 0.144 288.6);

Tailwind

colors: {
  custom: {
    50: '#765da1',
    500: '#381f7a',
    950: '#000000',
  },
}

SCSS

$custom: #381f7a;
$custom-light: #765da1;
$custom-dark: #000000;

JSON

{
  "hex": "#381f7a",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 122
  },
  "hsl": {
    "h": 256.484,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.33412,
    "c": 0.14425,
    "h": 288.6
  },
  "luminance": 0.03226
}

Semantic roles & 50–950 ramp

primary

#381F7A

secondary

#91AD47

accent

#E345B7

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #381F7A

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

Preview Lab → · Contrast checker → · Palette generator →