#381B6A#381B6A

#381B6A is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.3% C 0.129 H 294.6°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#381B6A
RGB	rgb(56, 27, 106)
HSL	hsl(262, 59%, 26%)
HSV	hsv(262, 75%, 42%)
CMYK	cmyk(47.2%, 74.5%, 0%, 58.4%)
CIE-LAB	lab(18.65, 33.17, -40.97)
CIE-LCH	lch(18.65, 52.72, 308.99°)
OKLab	oklab(31.34% 0.0536 -0.1173)
OKLCH	oklch(31.34% 0.129 294.6)
XYZ	xyz(4.6236, 2.6651, 13.9037)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue

#191970

ΔE00 5.23

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B6A #4D6A1B

analogous

#1B266A #381B6A #5F1B6A

triadic

#381B6A #6A381B #1B6A38

tetradic

#381B6A #6A1B26 #4D6A1B #1B6A5F

square

#381B6A #6A1B26 #4D6A1B #1B6A5F

split-complementary

#381B6A #6A5F1B #266A1B

monochromatic

#0D0618 #1E0F39 #381B6A #52279B #6C34CB

Accessibility & contrast

On white

13.70

#381B6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#381B6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B6A

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B6A	#FFFFFF	#000000	##FFFFFF
##381B6A	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6C

Deuteranopia (green-blind)

#002C68

Tritanopia (blue-blind)

#2A2F40

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #381b6a;
/* rgb */ color: rgb(56, 27, 106);
/* oklch */ color: oklch(31.3% 0.129 294.6);

Tailwind

colors: {
  custom: {
    50: '#745a95',
    500: '#381b6a',
    950: '#000000',
  },
}

SCSS

$custom: #381b6a;
$custom-light: #745a95;
$custom-dark: #000000;

JSON

{
  "hex": "#381b6a",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 106
  },
  "hsl": {
    "h": 262.025,
    "s": 59.398,
    "l": 26.078
  },
  "oklch": {
    "l": 0.31338,
    "c": 0.12896,
    "h": 294.6
  },
  "luminance": 0.02665
}

Semantic roles & 50–950 ramp

primary

#381B6A

secondary

#7D9F42

accent

#E345A9

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040D

muted

#7B797E

Preview Lab

Preview with #381B6A

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

Preview Lab → · Contrast checker → · Palette generator →