#381CA9#381CA9

#381CA9 is a dark, highly saturated violet. Relative luminance 0.045; OKLCH L 38.0% C 0.203 H 279.7°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#381CA9
RGB	rgb(56, 28, 169)
HSL	hsl(252, 72%, 39%)
HSV	hsv(252, 83%, 66%)
CMYK	cmyk(66.9%, 83.4%, 0%, 33.7%)
CIE-LAB	lab(25.37, 51.31, -69.39)
CIE-LCH	lch(25.37, 86.30, 306.48°)
OKLab	oklab(37.99% 0.0341 -0.2003)
OKLCH	oklch(37.99% 0.203 279.7)
XYZ	xyz(9.2053, 4.5351, 37.9187)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381CA9 #8DA91C

analogous

#1C46A9 #381CA9 #7E1CA9

triadic

#381CA9 #A9381C #1CA938

tetradic

#381CA9 #A91C46 #8DA91C #1CA97E

square

#381CA9 #A91C46 #8DA91C #1CA97E

split-complementary

#381CA9 #A97E1C #46A91C

monochromatic

#150B40 #271374 #381CA9 #4B27DB #775BE4

Accessibility & contrast

On white

11.01

#381CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#381CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381CA9

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381CA9	#FFFFFF	#000000	##FFFFFF
##381CA9	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AD

Deuteranopia (green-blind)

#0037A7

Tritanopia (blue-blind)

#004965

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #381ca9;
/* rgb */ color: rgb(56, 28, 169);
/* oklch */ color: oklch(38.0% 0.203 279.7);

Tailwind

colors: {
  custom: {
    50: '#7f5ec4',
    500: '#381ca9',
    950: '#000000',
  },
}

SCSS

$custom: #381ca9;
$custom-light: #7f5ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#381ca9",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 169
  },
  "hsl": {
    "h": 251.915,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37988,
    "c": 0.20322,
    "h": 279.7
  },
  "luminance": 0.04536
}

Semantic roles & 50–950 ramp

primary

#381CA9

secondary

#B2C859

accent

#EE39CA

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #381CA9

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

Preview Lab → · Contrast checker → · Palette generator →