ColorScheme class

A set of twelve colors based on the Material spec that can be used to configure the color properties of most components.

The Theme has a color scheme, ThemeData.colorScheme, which is constructed with ColorScheme.fromSwatch.

Inheritance
Annotations
  • @immutable

Constructors

ColorScheme({@required Color primary, @required Color primaryVariant, @required Color secondary, @required Color secondaryVariant, @required Color surface, @required Color background, @required Color error, @required Color onPrimary, @required Color onSecondary, @required Color onSurface, @required Color onBackground, @required Color onError, @required Brightness brightness })
Create a ColorScheme instance.
const
ColorScheme.dark({Color primary: const Color(0xffbb86fc), Color primaryVariant: const Color(0xff4b01d0), Color secondary: const Color(0xff03dac6), Color secondaryVariant: const Color(0xff03dac6), Color surface: Colors.black, Color background: Colors.black, Color error: const Color(0xffb00020), Color onPrimary: Colors.black, Color onSecondary: Colors.black, Color onSurface: Colors.white, Color onBackground: Colors.white, Color onError: Colors.black, Brightness brightness: Brightness.dark })
Create dark version of the baseline Material color scheme.
const
ColorScheme.fromSwatch({MaterialColor primarySwatch: Colors.blue, Color primaryColorDark, Color accentColor, Color cardColor, Color backgroundColor, Color errorColor, Brightness brightness: Brightness.light })
Create a color scheme from a MaterialColor swatch. [...]
factory
ColorScheme.light({Color primary: const Color(0xff6200ee), Color primaryVariant: const Color(0xff3700b3), Color secondary: const Color(0xff03dac6), Color secondaryVariant: const Color(0xff018786), Color surface: Colors.white, Color background: Colors.white, Color error: const Color(0xffb00020), Color onPrimary: Colors.white, Color onSecondary: Colors.black, Color onSurface: Colors.black, Color onBackground: Colors.black, Color onError: Colors.white, Brightness brightness: Brightness.light })
Create a ColorScheme based on a purple primary color that matches the baseline Material color scheme.
const

Properties

background → Color
A color that typically appears behind scrollable content.
final
brightness → Brightness
The overall brightness of this color scheme.
final
error → Color
The color to use for input validation errors, e.g. for InputDecoration.errorText.
final
hashCode → int
The hash code for this object. [...]
read-only, override
onBackground → Color
A color that's clearly legible when drawn on background. [...]
final
onError → Color
A color that's clearly legible when drawn on error. [...]
final
onPrimary → Color
A color that's clearly legible when drawn on primary. [...]
final
onSecondary → Color
A color that's clearly legible when drawn on secondary. [...]
final
onSurface → Color
A color that's clearly legible when drawn on surface. [...]
final
primary → Color
The color displayed most frequently across your app’s screens and components.
final
primaryVariant → Color
A darker version of the primary color.
final
secondary → Color
An accent color that, when used sparingly, calls attention to parts of your app.
final
secondaryVariant → Color
A darker version of the secondary color.
final
surface → Color
The background color for widgets like Card.
final
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

copyWith({Color primary, Color primaryVariant, Color secondary, Color secondaryVariant, Color surface, Color background, Color error, Color onPrimary, Color onSecondary, Color onSurface, Color onBackground, Color onError, Brightness brightness }) → ColorScheme
Creates a copy of this color scheme with the given fields replaced by the non-null parameter values.
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toDiagnosticsNode({String name, DiagnosticsTreeStyle style }) → DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by toStringDeep. [...]
inherited
toString({DiagnosticLevel minLevel: DiagnosticLevel.debug }) → String
Returns a string representation of this object.
inherited
toStringShort() → String
A brief description of this object, usually just the runtimeType and the hashCode. [...]
inherited

Operators

operator ==(Object other) → bool
The equality operator. [...]
override

Static Methods

lerp(ColorScheme a, ColorScheme b, double t) → ColorScheme
Linearly interpolate between two ColorScheme objects. [...]