#381A78#381A78

#381A78 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.5% C 0.148 H 290.3°. Best body text is #FFFFFF at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#381A78
RGB	rgb(56, 26, 120)
HSL	hsl(259, 64%, 29%)
HSV	hsv(259, 78%, 47%)
CMYK	cmyk(53.3%, 78.3%, 0%, 52.9%)
CIE-LAB	lab(19.78, 37.85, -48.17)
CIE-LCH	lch(19.78, 61.26, 308.16°)
OKLab	oklab(32.55% 0.0511 -0.1384)
OKLCH	oklch(32.55% 0.148 290.3)
XYZ	xyz(5.3895, 2.9354, 18.0483)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A78 #5A781A

analogous

#1A2B78 #381A78 #671A78

triadic

#381A78 #78381A #1A7838

tetradic

#381A78 #781A2B #5A781A #1A7867

square

#381A78 #781A2B #5A781A #1A7867

split-complementary

#381A78 #78671A #2B781A

monochromatic

#0C0519 #210F46 #381A78 #4F25AA #6A38D4

Accessibility & contrast

On white

13.23

#381A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#381A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A78

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A78	#FFFFFF	#000000	##FFFFFF
##381A78	1.00	13.23	1.59	13.23
#FFFFFF	13.23	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317B

Deuteranopia (green-blind)

#002E76

Tritanopia (blue-blind)

#213448

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #381a78;
/* rgb */ color: rgb(56, 26, 120);
/* oklch */ color: oklch(32.5% 0.148 290.3);

Tailwind

colors: {
  custom: {
    50: '#765aa0',
    500: '#381a78',
    950: '#000000',
  },
}

SCSS

$custom: #381a78;
$custom-light: #765aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#381a78",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 120
  },
  "hsl": {
    "h": 259.149,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32546,
    "c": 0.14752,
    "h": 290.3
  },
  "luminance": 0.02936
}

Semantic roles & 50–950 ramp

primary

#381A78

secondary

#8AAC41

accent

#E740B2

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #381A78

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

Preview Lab → · Contrast checker → · Palette generator →