#381F6B#381F6B

#381F6B is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.0% C 0.125 H 293.1°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#381F6B
RGB	rgb(56, 31, 107)
HSL	hsl(260, 55%, 27%)
HSV	hsv(260, 71%, 42%)
CMYK	cmyk(47.7%, 71%, 0%, 58%)
CIE-LAB	lab(19.57, 31.18, -40.13)
CIE-LCH	lch(19.57, 50.82, 307.85°)
OKLab	oklab(32.02% 0.0491 -0.1148)
OKLCH	oklch(32.02% 0.125 293.1)
XYZ	xyz(4.7740, 2.8821, 14.2118)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381F6B #526B1F

analogous

#1F2C6B #381F6B #5E1F6B

triadic

#381F6B #6B381F #1F6B38

tetradic

#381F6B #6B1F2C #526B1F #1F6B5E

square

#381F6B #6B1F2C #526B1F #1F6B5E

split-complementary

#381F6B #6B5E1F #2C6B1F

monochromatic

#0C0718 #1F113C #381F6B #512D9A #6B3DC7

Accessibility & contrast

On white

13.32

#381F6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#381F6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381F6B

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381F6B	#FFFFFF	#000000	##FFFFFF
##381F6B	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#002E69

Tritanopia (blue-blind)

#293242

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #381f6b;
/* rgb */ color: rgb(56, 31, 107);
/* oklch */ color: oklch(32.0% 0.125 293.1);

Tailwind

colors: {
  custom: {
    50: '#745c96',
    500: '#381f6b',
    950: '#000000',
  },
}

SCSS

$custom: #381f6b;
$custom-light: #745c96;
$custom-dark: #000000;

JSON

{
  "hex": "#381f6b",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 107
  },
  "hsl": {
    "h": 259.737,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3202,
    "c": 0.12488,
    "h": 293.1
  },
  "luminance": 0.02882
}

Semantic roles & 50–950 ramp

primary

#381F6B

secondary

#829F47

accent

#DE49AD

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040D

muted

#7B797E

Preview Lab

Preview with #381F6B

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

Preview Lab → · Contrast checker → · Palette generator →