#381D5B#381D5B

#381D5B is a dark, moderate violet. Relative luminance 0.025; OKLCH L 30.3% C 0.107 H 300.1°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX#381D5B
RGBrgb(56, 29, 91)
HSLhsl(266, 52%, 24%)
HSVhsv(266, 68%, 36%)
CMYKcmyk(38.5%, 68.1%, 0%, 64.3%)
CIE-LABlab(17.80, 27.60, -32.44)
CIE-LCHlch(17.80, 42.60, 310.39°)
OKLaboklab(30.33% 0.0535 -0.0922)
OKLCHoklch(30.33% 0.107 300.1)
XYZxyz(3.9581, 2.4748, 10.1647)
Luminance0.0248 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#381D5B #405B1D
analogous
#1D215B #381D5B #571D5B
triadic
#381D5B #5B381D #1D5B38
tetradic
#381D5B #5B1D21 #405B1D #1D5B57
square
#381D5B #5B1D21 #405B1D #1D5B57
split-complementary
#381D5B #5B571D #215B1D
monochromatic
#0E0717 #1B0E2D #381D5B #552C89 #713BB8

Accessibility & contrast

On white

14.05
#381D5B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.50
#381D5B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381D5B
14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##381D5B#FFFFFF#000000##FFFFFF
##381D5B1.0014.051.5014.05
#FFFFFF14.051.0021.001.00
#0000001.5021.001.0021.00
##FFFFFF14.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002B5D
Deuteranopia (green-blind)
#042B5A
Tritanopia (blue-blind)
#302B39
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #381d5b;
/* rgb */ color: rgb(56, 29, 91);
/* oklch */ color: oklch(30.3% 0.107 300.1);
Tailwind
colors: {
  custom: {
    50: '#725b8a',
    500: '#381d5b',
    950: '#000000',
  },
}
SCSS
$custom: #381d5b;
$custom-light: #725b8a;
$custom-dark: #000000;
JSON
{
  "hex": "#381d5b",
  "rgb": {
    "r": 56,
    "g": 29,
    "b": 91
  },
  "hsl": {
    "h": 266.129,
    "s": 51.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.30334,
    "c": 0.10663,
    "h": 300.1
  },
  "luminance": 0.02475
}

Semantic roles & 50–950 ramp

primary
#381D5B
secondary
#6F9044
accent
#DB4D9D
background
#F7F5F8
surface
#EDE9F0
border
#C8C5CB
text
#08040C
muted
#7B797D

Preview Lab

Preview with #381D5B

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

Preview Lab → · Contrast checker → · Palette generator →

#381D5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva