#381A8D#381A8D

#381A8D is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.7% C 0.173 H 284.9°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#381A8D
RGB	rgb(56, 26, 141)
HSL	hsl(256, 69%, 33%)
HSV	hsv(256, 82%, 55%)
CMYK	cmyk(60.3%, 81.6%, 0%, 44.7%)
CIE-LAB	lab(21.95, 44.05, -57.86)
CIE-LCH	lch(21.95, 72.72, 307.28°)
OKLab	oklab(34.71% 0.0445 -0.1667)
OKLCH	oklch(34.71% 0.173 284.9)
XYZ	xyz(6.8065, 3.5022, 25.5115)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A8D #6F8D1A

analogous

#1A368D #381A8D #711A8D

triadic

#381A8D #8D381A #1A8D38

tetradic

#381A8D #8D1A36 #6F8D1A #1A8D71

square

#381A8D #8D1A36 #6F8D1A #1A8D71

split-complementary

#381A8D #8D711A #368D1A

monochromatic

#0F0726 #231059 #381A8D #4D24C1 #6C45DD

Accessibility & contrast

On white

12.35

#381A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#381A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A8D

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A8D	#FFFFFF	#000000	##FFFFFF
##381A8D	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003890

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#043C54

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #381a8d;
/* rgb */ color: rgb(56, 26, 141);
/* oklch */ color: oklch(34.7% 0.173 284.9);

Tailwind

colors: {
  custom: {
    50: '#7a5baf',
    500: '#381a8d',
    950: '#000000',
  },
}

SCSS

$custom: #381a8d;
$custom-light: #7a5baf;
$custom-dark: #000000;

JSON

{
  "hex": "#381a8d",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 141
  },
  "hsl": {
    "h": 255.652,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34713,
    "c": 0.17258,
    "h": 284.9
  },
  "luminance": 0.03503
}

Semantic roles & 50–950 ramp

primary

#381A8D

secondary

#9EBE45

accent

#EC3CBE

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #381A8D

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

Preview Lab → · Contrast checker → · Palette generator →