#3F4AC1#3F4AC1

#3F4AC1 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.5% C 0.184 H 273.1°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX#3F4AC1
RGBrgb(63, 74, 193)
HSLhsl(235, 51%, 50%)
HSVhsv(235, 67%, 76%)
CMYKcmyk(67.4%, 61.7%, 0%, 24.3%)
CIE-LABlab(37.49, 34.27, -63.70)
CIE-LCHlch(37.49, 72.33, 298.28°)
OKLaboklab(47.48% 0.0099 -0.1837)
OKLCHoklch(47.48% 0.184 273.1)
XYZxyz(14.1211, 9.8033, 51.5898)
Luminance0.0980 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F4AC1 #C1B63F
analogous
#3F8BC1 #3F4AC1 #753FC1
triadic
#3F4AC1 #C13F4A #4AC13F
tetradic
#3F4AC1 #C13F8B #C1B63F #3FC175
square
#3F4AC1 #C13F8B #C1B63F #3FC175
split-complementary
#3F4AC1 #C1753F #8BC13F
monochromatic
#212665 #303893 #3F4AC1 #6D76D0 #9CA1DF

Accessibility & contrast

On white

7.09
#3F4AC1 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.96
#3F4AC1 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4AC1
7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F4AC1#FFFFFF#000000##FFFFFF
##3F4AC11.007.092.967.09
#FFFFFF7.091.0021.001.00
#0000002.9621.001.0021.00
##FFFFFF7.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005EC5
Deuteranopia (green-blind)
#0052BF
Tritanopia (blue-blind)
#00687E
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #3f4ac1;
/* rgb */ color: rgb(63, 74, 193);
/* oklch */ color: oklch(47.5% 0.184 273.1);
Tailwind
colors: {
  custom: {
    50: '#847cd5',
    500: '#3f4ac1',
    950: '#000000',
  },
}
SCSS
$custom: #3f4ac1;
$custom-light: #847cd5;
$custom-dark: #000000;
JSON
{
  "hex": "#3f4ac1",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 193
  },
  "hsl": {
    "h": 234.923,
    "s": 51.181,
    "l": 50.196
  },
  "oklch": {
    "l": 0.47479,
    "c": 0.18396,
    "h": 273.1
  },
  "luminance": 0.09805
}

Semantic roles & 50–950 ramp

primary
#3F4AC1
secondary
#CBC691
accent
#CF4DDB
background
#F8F7FD
surface
#F0EEFA
border
#CBC9D3
text
#0C0914
muted
#7D7B83

Preview Lab

Preview with #3F4AC1

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

Preview Lab → · Contrast checker → · Palette generator →

#3F4AC1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva