#381F72#381F72

#381F72 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.134 H 290.9°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#381F72
RGB	rgb(56, 31, 114)
HSL	hsl(258, 57%, 28%)
HSV	hsv(258, 73%, 45%)
CMYK	cmyk(50.9%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(20.19, 33.32, -43.66)
CIE-LCH	lch(20.19, 54.92, 307.35°)
OKLab	oklab(32.66% 0.0478 -0.1252)
OKLCH	oklch(32.66% 0.134 290.9)
XYZ	xyz(5.1573, 3.0354, 16.2305)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381F72 #59721F

analogous

#1F2F72 #381F72 #611F72

triadic

#381F72 #72381F #1F7238

tetradic

#381F72 #721F2F #59721F #1F7261

square

#381F72 #721F2F #59721F #1F7261

split-complementary

#381F72 #72611F #2F721F

monochromatic

#0C0718 #201242 #381F72 #502CA2 #6A40CB

Accessibility & contrast

On white

13.07

#381F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#381F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381F72

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381F72	#FFFFFF	#000000	##FFFFFF
##381F72	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003274

Deuteranopia (green-blind)

#002F70

Tritanopia (blue-blind)

#253446

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #381f72;
/* rgb */ color: rgb(56, 31, 114);
/* oklch */ color: oklch(32.7% 0.134 290.9);

Tailwind

colors: {
  custom: {
    50: '#755d9b',
    500: '#381f72',
    950: '#000000',
  },
}

SCSS

$custom: #381f72;
$custom-light: #755d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#381f72",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 258.072,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32657,
    "c": 0.13401,
    "h": 290.9
  },
  "luminance": 0.03036
}

Semantic roles & 50–950 ramp

primary

#381F72

secondary

#89A647

accent

#E047B2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #381F72

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

Preview Lab → · Contrast checker → · Palette generator →