#381D80#381D80

#381D80 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.154 H 287.5°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#381D80
RGB	rgb(56, 29, 128)
HSL	hsl(256, 63%, 31%)
HSV	hsv(256, 77%, 50%)
CMYK	cmyk(56.3%, 77.3%, 0%, 49.8%)
CIE-LAB	lab(21.12, 38.69, -51.06)
CIE-LCH	lch(21.12, 64.06, 307.15°)
OKLab	oklab(33.73% 0.0463 -0.1469)
OKLCH	oklch(33.73% 0.154 287.5)
XYZ	xyz(5.9654, 3.2777, 20.7362)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381D80 #65801D

analogous

#1D3380 #381D80 #691D80

triadic

#381D80 #80381D #1D8038

tetradic

#381D80 #801D33 #65801D #1D8069

square

#381D80 #801D33 #65801D #1D8069

split-complementary

#381D80 #80691D #33801D

monochromatic

#0C061C #22124E #381D80 #4E28B2 #6B43D4

Accessibility & contrast

On white

12.68

#381D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#381D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D80

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381D80	#FFFFFF	#000000	##FFFFFF
##381D80	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#00307E

Tritanopia (blue-blind)

#1A384D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #381d80;
/* rgb */ color: rgb(56, 29, 128);
/* oklch */ color: oklch(33.7% 0.154 287.5);

Tailwind

colors: {
  custom: {
    50: '#775ca6',
    500: '#381d80',
    950: '#000000',
  },
}

SCSS

$custom: #381d80;
$custom-light: #775ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#381d80",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 128
  },
  "hsl": {
    "h": 256.364,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33729,
    "c": 0.15402,
    "h": 287.5
  },
  "luminance": 0.03278
}

Semantic roles & 50–950 ramp

primary

#381D80

secondary

#95B345

accent

#E642B9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #381D80

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

Preview Lab → · Contrast checker → · Palette generator →