#381A7D#381A7D

#381A7D is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.154 H 288.8°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#381A7D
RGB	rgb(56, 26, 125)
HSL	hsl(258, 66%, 30%)
HSV	hsv(258, 79%, 49%)
CMYK	cmyk(55.2%, 79.2%, 0%, 51%)
CIE-LAB	lab(20.28, 39.33, -50.54)
CIE-LCH	lch(20.28, 64.04, 307.89°)
OKLab	oklab(33.05% 0.0496 -0.1453)
OKLCH	oklch(33.05% 0.154 288.8)
XYZ	xyz(5.7009, 3.0599, 19.6883)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381A7D #5F7D1A

analogous

#1A2D7D #381A7D #6A1A7D

triadic

#381A7D #7D381A #1A7D38

tetradic

#381A7D #7D1A2D #5F7D1A #1A7D6A

square

#381A7D #7D1A2D #5F7D1A #1A7D6A

split-complementary

#381A7D #7D6A1A #2D7D1A

monochromatic

#0B0519 #210F4A #381A7D #4F25B0 #6A3BD6

Accessibility & contrast

On white

13.03

#381A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#381A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381A7D

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381A7D	#FFFFFF	#000000	##FFFFFF
##381A7D	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#002E7B

Tritanopia (blue-blind)

#1D364B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #381a7d;
/* rgb */ color: rgb(56, 26, 125);
/* oklch */ color: oklch(33.0% 0.154 288.8);

Tailwind

colors: {
  custom: {
    50: '#775aa4',
    500: '#381a7d',
    950: '#000000',
  },
}

SCSS

$custom: #381a7d;
$custom-light: #775aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#381a7d",
  "rgb": {
    "r": 56,
    "g": 26,
    "b": 125
  },
  "hsl": {
    "h": 258.182,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33048,
    "c": 0.15357,
    "h": 288.8
  },
  "luminance": 0.0306
}

Semantic roles & 50–950 ramp

primary

#381A7D

secondary

#8FB142

accent

#E93FB5

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #381A7D

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

Preview Lab → · Contrast checker → · Palette generator →