#381C8E#381C8E

#381C8E is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.172 H 284.5°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#381C8E
RGB	rgb(56, 28, 142)
HSL	hsl(255, 67%, 33%)
HSV	hsv(255, 80%, 56%)
CMYK	cmyk(60.6%, 80.3%, 0%, 44.3%)
CIE-LAB	lab(22.39, 43.39, -57.77)
CIE-LCH	lch(22.39, 72.25, 306.91°)
OKLab	oklab(35.05% 0.0429 -0.1665)
OKLCH	oklch(35.05% 0.172 284.5)
XYZ	xyz(6.9271, 3.6238, 25.9204)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381C8E #728E1C

analogous

#1C398E #381C8E #711C8E

triadic

#381C8E #8E381C #1C8E38

tetradic

#381C8E #8E1C39 #728E1C #1C8E71

square

#381C8E #8E1C39 #728E1C #1C8E71

split-complementary

#381C8E #8E711C #398E1C

monochromatic

#100828 #24125B #381C8E #4C26C1 #6D49DB

Accessibility & contrast

On white

12.18

#381C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#381C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381C8E

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381C8E	#FFFFFF	#000000	##FFFFFF
##381C8E	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003991

Deuteranopia (green-blind)

#00328C

Tritanopia (blue-blind)

#013E55

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #381c8e;
/* rgb */ color: rgb(56, 28, 142);
/* oklch */ color: oklch(35.0% 0.172 284.5);

Tailwind

colors: {
  custom: {
    50: '#7a5db0',
    500: '#381c8e',
    950: '#000000',
  },
}

SCSS

$custom: #381c8e;
$custom-light: #7a5db0;
$custom-dark: #000000;

JSON

{
  "hex": "#381c8e",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 142
  },
  "hsl": {
    "h": 254.737,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35047,
    "c": 0.17193,
    "h": 284.5
  },
  "luminance": 0.03624
}

Semantic roles & 50–950 ramp

primary

#381C8E

secondary

#A1BD49

accent

#EA3EC0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #381C8E

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

Preview Lab → · Contrast checker → · Palette generator →