#381666#381666

#381666 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.3% C 0.130 H 297.3°. Best body text is #FFFFFF at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#381666
RGB	rgb(56, 22, 102)
HSL	hsl(266, 65%, 24%)
HSV	hsv(266, 78%, 40%)
CMYK	cmyk(45.1%, 78.4%, 0%, 60%)
CIE-LAB	lab(17.34, 34.68, -40.49)
CIE-LCH	lch(17.34, 53.31, 310.58°)
OKLab	oklab(30.3% 0.0597 -0.1158)
OKLCH	oklch(30.3% 0.13 297.3)
XYZ	xyz(4.3154, 2.3738, 12.7986)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381666 #446616

analogous

#161C66 #381666 #601666

triadic

#381666 #663816 #166638

tetradic

#381666 #66161C #446616 #166660

square

#381666 #66161C #446616 #166660

split-complementary

#381666 #666016 #1C6616

monochromatic

#0E0519 #1C0B34 #381666 #542198 #6F2CCB

Accessibility & contrast

On white

14.24

#381666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#381666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381666

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381666	#FFFFFF	#000000	##FFFFFF
##381666	1.00	14.24	1.47	14.24
#FFFFFF	14.24	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B68

Deuteranopia (green-blind)

#002A64

Tritanopia (blue-blind)

#2C2B3D

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #381666;
/* rgb */ color: rgb(56, 22, 102);
/* oklch */ color: oklch(30.3% 0.130 297.3);

Tailwind

colors: {
  custom: {
    50: '#745792',
    500: '#381666',
    950: '#000000',
  },
}

SCSS

$custom: #381666;
$custom-light: #745792;
$custom-dark: #000000;

JSON

{
  "hex": "#381666",
  "rgb": {
    "r": 56,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 265.5,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.30296,
    "c": 0.13032,
    "h": 297.3
  },
  "luminance": 0.02374
}

Semantic roles & 50–950 ramp

primary

#381666

secondary

#739D3B

accent

#E840A0

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#09030D

muted

#7B787E

Preview Lab

Preview with #381666

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

Preview Lab → · Contrast checker → · Palette generator →