#3719AB#3719AB

#3719AB is a dark, highly saturated violet. Relative luminance 0.044; OKLCH L 37.8% C 0.208 H 279.2°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX#3719AB
RGBrgb(55, 25, 171)
HSLhsl(252, 74%, 38%)
HSVhsv(252, 85%, 67%)
CMYKcmyk(67.8%, 85.4%, 0%, 32.9%)
CIE-LABlab(25.10, 53.02, -71.04)
CIE-LCHlch(25.10, 88.65, 306.73°)
OKLaboklab(37.85% 0.0332 -0.2051)
OKLCHoklch(37.85% 0.208 279.2)
XYZxyz(9.2715, 4.4470, 38.8899)
Luminance0.0445 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3719AB #8DAB19
analogous
#1944AB #3719AB #8019AB
triadic
#3719AB #AB3719 #19AB37
tetradic
#3719AB #AB1944 #8DAB19 #19AB80
square
#3719AB #AB1944 #8DAB19 #19AB80
split-complementary
#3719AB #AB8019 #44AB19
monochromatic
#150940 #261176 #3719AB #4922DF #7558E7

Accessibility & contrast

On white

11.11
#3719AB on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.89
#3719AB on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3719AB
11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3719AB#FFFFFF#000000##FFFFFF
##3719AB1.0011.111.8911.11
#FFFFFF11.111.0021.001.00
#0000001.8921.001.0021.00
##FFFFFF11.111.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0041AF
Deuteranopia (green-blind)
#0036A9
Tritanopia (blue-blind)
#004965
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #3719ab;
/* rgb */ color: rgb(55, 25, 171);
/* oklch */ color: oklch(37.8% 0.208 279.2);
Tailwind
colors: {
  custom: {
    50: '#805dc5',
    500: '#3719ab',
    950: '#000000',
  },
}
SCSS
$custom: #3719ab;
$custom-light: #805dc5;
$custom-dark: #000000;
JSON
{
  "hex": "#3719ab",
  "rgb": {
    "r": 55,
    "g": 25,
    "b": 171
  },
  "hsl": {
    "h": 252.329,
    "s": 74.49,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37849,
    "c": 0.20778,
    "h": 279.2
  },
  "luminance": 0.04448
}

Semantic roles & 50–950 ramp

primary
#3719AB
secondary
#B2CA56
accent
#F137CB
background
#F8F5FC
surface
#F0E9F8
border
#CBC5D1
text
#0C0513
muted
#7D7982

Preview Lab

Preview with #3719AB

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

Preview Lab → · Contrast checker → · Palette generator →

#3719AB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva