#381D7A#381D7A

#381D7A is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.147 H 289.1°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#381D7A
RGB	rgb(56, 29, 122)
HSL	hsl(257, 62%, 30%)
HSV	hsv(257, 76%, 48%)
CMYK	cmyk(54.1%, 76.2%, 0%, 52.2%)
CIE-LAB	lab(20.54, 36.87, -48.21)
CIE-LCH	lch(20.54, 60.70, 307.41°)
OKLab	oklab(33.14% 0.0479 -0.1385)
OKLCH	oklch(33.14% 0.147 289.1)
XYZ	xyz(5.5821, 3.1244, 18.7175)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381D7A #5F7A1D

analogous

#1D317A #381D7A #661D7A

triadic

#381D7A #7A381D #1D7A38

tetradic

#381D7A #7A1D31 #5F7A1D #1D7A66

square

#381D7A #7A1D31 #5F7A1D #1D7A66

split-complementary

#381D7A #7A661D #317A1D

monochromatic

#0B0619 #211149 #381D7A #4F29AB #6A40D2

Accessibility & contrast

On white

12.92

#381D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#381D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D7A

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381D7A	#FFFFFF	#000000	##FFFFFF
##381D7A	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#1F364A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #381d7a;
/* rgb */ color: rgb(56, 29, 122);
/* oklch */ color: oklch(33.1% 0.147 289.1);

Tailwind

colors: {
  custom: {
    50: '#765ca1',
    500: '#381d7a',
    950: '#000000',
  },
}

SCSS

$custom: #381d7a;
$custom-light: #765ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#381d7a",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 122
  },
  "hsl": {
    "h": 257.419,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33136,
    "c": 0.1466,
    "h": 289.1
  },
  "luminance": 0.03125
}

Semantic roles & 50–950 ramp

primary

#381D7A

secondary

#8FAE45

accent

#E543B6

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #381D7A

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

Preview Lab → · Contrast checker → · Palette generator →