lightBlue constant

MaterialColor const lightBlue

The light blue primary color and swatch.

link 
Icon(
  Icons.widgets,
  color: Colors.lightBlue[400],
)

See also:

  • lightBlueAccent, the corresponding accent colors.
  • blue and cyan, similar colors.
  • Theme.of, which allows you to select colors from the current theme rather than hard-coding colors in your build methods.

Implementation

static const MaterialColor lightBlue = MaterialColor(
  _lightBluePrimaryValue,
  <int, Color>{
     50: Color(0xFFE1F5FE),
    100: Color(0xFFB3E5FC),
    200: Color(0xFF81D4FA),
    300: Color(0xFF4FC3F7),
    400: Color(0xFF29B6F6),
    500: Color(_lightBluePrimaryValue),
    600: Color(0xFF039BE5),
    700: Color(0xFF0288D1),
    800: Color(0xFF0277BD),
    900: Color(0xFF01579B),
  },
);