#381C74#381C74

#381C74 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.4% C 0.140 H 291.0°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#381C74
RGB	rgb(56, 28, 116)
HSL	hsl(259, 61%, 28%)
HSV	hsv(259, 76%, 45%)
CMYK	cmyk(51.7%, 75.9%, 0%, 54.5%)
CIE-LAB	lab(19.77, 35.60, -45.62)
CIE-LCH	lch(19.77, 57.87, 307.97°)
OKLab	oklab(32.42% 0.0503 -0.1309)
OKLCH	oklch(32.42% 0.14 291)
XYZ	xyz(5.1976, 2.9320, 16.8117)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381C74 #58741C

analogous

#1C2C74 #381C74 #641C74

triadic

#381C74 #74381C #1C7438

tetradic

#381C74 #741C2C #58741C #1C7464

square

#381C74 #741C2C #58741C #1C7464

split-complementary

#381C74 #74641C #2C741C

monochromatic

#0C0619 #201043 #381C74 #5028A5 #6A3BD0

Accessibility & contrast

On white

13.24

#381C74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#381C74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381C74

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381C74	#FFFFFF	#000000	##FFFFFF
##381C74	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003177

Deuteranopia (green-blind)

#002E72

Tritanopia (blue-blind)

#243346

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #381c74;
/* rgb */ color: rgb(56, 28, 116);
/* oklch */ color: oklch(32.4% 0.140 291.0);

Tailwind

colors: {
  custom: {
    50: '#755b9d',
    500: '#381c74',
    950: '#000000',
  },
}

SCSS

$custom: #381c74;
$custom-light: #755b9d;
$custom-dark: #000000;

JSON

{
  "hex": "#381c74",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 116
  },
  "hsl": {
    "h": 259.091,
    "s": 61.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.32418,
    "c": 0.14029,
    "h": 291
  },
  "luminance": 0.02932
}

Semantic roles & 50–950 ramp

primary

#381C74

secondary

#88A843

accent

#E444B1

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #381C74

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

Preview Lab → · Contrast checker → · Palette generator →