Color.FromArgb

method · Color · cAlgo.API

DesktopCLICloud

Creates a color from alpha, red, green and blue components.

Overloads

Signature	Description
`FromArgb(int alpha, int red, int green, int blue)`	Creates a color from alpha, red, green and blue components.
`FromArgb(int alpha, Color baseColor)`	Creates a color from existing color, but with new specified alpha value.
`FromArgb(int argb)`	Creates a color from a 32-bit ARGB value.
`FromArgb(int red, int green, int blue)`	Creates a color from red, green and blue values. The alpha value is implicitly 255 (fully opaque).

FromArgb(int alpha, int red, int green, int blue)

Creates a color from alpha, red, green and blue components.

C#Python

public static Color FromArgb(int alpha, int red, int green, int blue)

Color.FromArgb(alpha: int, red: int, green: int, blue: int) -> Color

Parameters

Name	C# type	Python type	Description
`alpha`	`int`	`int`	Alpha value from 0 to 255
`red`	`int`	`int`	Red value from 0 to 255
`green`	`int`	`int`	Green value from 0 to 255
`blue`	`int`	`int`	Blue value from 0 to 255

Returns Color — The Color for specified parameters.

Examples

C#Python

var greenColor = Color.FromArgb(255, 0, 255, 0);
Chart.DrawHorizontalLine("level", Bars.ClosePrices.LastValue, greenColor);

greenColor = Color.FromArgb(255, 0, 255, 0)
api.Chart.DrawHorizontalLine("level", api.Bars.ClosePrices.LastValue, greenColor)

FromArgb(int alpha, Color baseColor)

Creates a color from existing color, but with new specified alpha value.

C#Python

public static Color FromArgb(int alpha, Color baseColor)

Color.FromArgb(alpha: int, baseColor: Color) -> Color

Parameters

Name	C# type	Python type	Description
`alpha`	`int`	`int`	New alpha value from 0 to 255
`baseColor`	`Color`	`Color`	Base color from which red, green and blue values will be copied to a new color

Returns Color — The Color for specified parameters.

Examples

C#Python

var transparentBlue = Color.FromArgb(128, Color.Blue);
var zone = Chart.DrawRectangle("zone", Bars.OpenTimes.Last(20), Bars.LowPrices.Last(20), Bars.OpenTimes.LastValue, Bars.HighPrices.LastValue, transparentBlue);
zone.IsFilled = true;

transparentBlue = Color.FromArgb(128, Color.Blue)
zone = api.Chart.DrawRectangle("zone", api.Bars.OpenTimes.Last(20), api.Bars.LowPrices.Last(20), api.Bars.OpenTimes.LastValue, api.Bars.HighPrices.LastValue, transparentBlue)
zone.IsFilled = True

FromArgb(int argb)

Creates a color from a 32-bit ARGB value.

C#Python

public static Color FromArgb(int argb)

Color.FromArgb(argb: int) -> Color

Parameters

Name	C# type	Python type	Description
`argb`	`int`	`int`	Color ARGB 32-bit integer value

Returns Color — The Color for specified parameter.

Examples

C#Python

var semiTransparentOrange = Color.FromArgb(unchecked((int)0x80FFA500));
Print("Color: {0}", semiTransparentOrange.ToHexString());

semiTransparentOrange = Color.FromArgb(Color.Orange.ToArgb())
api.Print(f"Color: {semiTransparentOrange.ToHexString()}")

FromArgb(int red, int green, int blue)

Creates a color from red, green and blue values. The alpha value is implicitly 255 (fully opaque).

C#Python

public static Color FromArgb(int red, int green, int blue)

Color.FromArgb(red: int, green: int, blue: int) -> Color

Parameters

Name	C# type	Python type	Description
`red`	`int`	`int`	Red value from 0 to 255
`green`	`int`	`int`	Green value from 0 to 255
`blue`	`int`	`int`	Blue value from 0 to 255

Returns Color — The Color for specified parameters.

Examples

C#Python

var greenColor = Color.FromArgb(0, 255, 0);
Chart.ColorSettings.BullFillColor = greenColor;

greenColor = Color.FromArgb(0, 255, 0)
api.Chart.ColorSettings.BullFillColor = greenColor