#381E7B#381E7B

#381E7B is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.147 H 288.6°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#381E7B
RGB	rgb(56, 30, 123)
HSL	hsl(257, 61%, 30%)
HSV	hsv(257, 76%, 48%)
CMYK	cmyk(54.5%, 75.6%, 0%, 51.8%)
CIE-LAB	lab(20.82, 36.63, -48.38)
CIE-LCH	lch(20.82, 60.68, 307.13°)
OKLab	oklab(33.37% 0.0468 -0.139)
OKLCH	oklch(33.37% 0.147 288.6)
XYZ	xyz(5.6693, 3.1991, 19.0538)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381E7B #617B1E

analogous

#1E337B #381E7B #661E7B

triadic

#381E7B #7B381E #1E7B38

tetradic

#381E7B #7B1E33 #617B1E #1E7B66

square

#381E7B #7B1E33 #617B1E #1E7B66

split-complementary

#381E7B #7B661E #337B1E

monochromatic

#0B0619 #22124A #381E7B #4E2AAC #6A42D1

Accessibility & contrast

On white

12.81

#381E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#381E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381E7B

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381E7B	#FFFFFF	#000000	##FFFFFF
##381E7B	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347E

Deuteranopia (green-blind)

#003079

Tritanopia (blue-blind)

#1E374A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #381e7b;
/* rgb */ color: rgb(56, 30, 123);
/* oklch */ color: oklch(33.4% 0.147 288.6);

Tailwind

colors: {
  custom: {
    50: '#765da2',
    500: '#381e7b',
    950: '#000000',
  },
}

SCSS

$custom: #381e7b;
$custom-light: #765da2;
$custom-dark: #000000;

JSON

{
  "hex": "#381e7b",
  "rgb": {
    "r": 56,
    "g": 30,
    "b": 123
  },
  "hsl": {
    "h": 256.774,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.33369,
    "c": 0.14669,
    "h": 288.6
  },
  "luminance": 0.03199
}

Semantic roles & 50–950 ramp

primary

#381E7B

secondary

#91AE46

accent

#E444B7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #381E7B

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

Preview Lab → · Contrast checker → · Palette generator →