#381E78#381E78

#381E78 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.143 H 289.4°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#381E78
RGB	rgb(56, 30, 120)
HSL	hsl(257, 60%, 29%)
HSV	hsv(257, 75%, 47%)
CMYK	cmyk(53.3%, 75%, 0%, 52.9%)
CIE-LAB	lab(20.54, 35.72, -46.93)
CIE-LCH	lch(20.54, 58.98, 307.27°)
OKLab	oklab(33.08% 0.0475 -0.1348)
OKLCH	oklch(33.08% 0.143 289.4)
XYZ	xyz(5.4843, 3.1251, 18.0799)
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

#381E78 #5E781E

analogous

#1E3178 #381E78 #651E78

triadic

#381E78 #78381E #1E7838

tetradic

#381E78 #781E31 #5E781E #1E7865

square

#381E78 #781E31 #5E781E #1E7865

split-complementary

#381E78 #78651E #31781E

monochromatic

#0B0618 #211247 #381E78 #4F2AA9 #6A41CF

Accessibility & contrast

On white

12.92

#381E78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#381E78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381E78

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381E78	#FFFFFF	#000000	##FFFFFF
##381E78	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)

#00337B

Deuteranopia (green-blind)

#002F76

Tritanopia (blue-blind)

#213649

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #381e78;
/* rgb */ color: rgb(56, 30, 120);
/* oklch */ color: oklch(33.1% 0.143 289.4);

Tailwind

colors: {
  custom: {
    50: '#765ca0',
    500: '#381e78',
    950: '#000000',
  },
}

SCSS

$custom: #381e78;
$custom-light: #765ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#381e78",
  "rgb": {
    "r": 56,
    "g": 30,
    "b": 120
  },
  "hsl": {
    "h": 257.333,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33079,
    "c": 0.14292,
    "h": 289.4
  },
  "luminance": 0.03125
}

Semantic roles & 50–950 ramp

primary

#381E78

secondary

#8EAC46

accent

#E345B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #381E78

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

Preview Lab → · Contrast checker → · Palette generator →