Bindings.cs

public static readonly BindableProperty MyHighlightColorProperty = BindableProperty.Create(nameof(MyHighlightColor), typeof(Color), typeof(MyMaterialEntry));

public static readonly BindableProperty MyHandleColorProperty = BindableProperty.Create(nameof(MyHandleColor), typeof(Color), typeof(MyMaterialEntry));

public static readonly BindableProperty MyTintColorProperty = BindableProperty.Create(nameof(MyTintColor), typeof(Color), typeof(MyMaterialEntry));

public Color MyHighlightColor
{
     get => (Color)GetValue(MyHighlightColorProperty);
     set => SetValue(MyHighlightColorProperty, value);
}

public Color MyHandleColor
{
     get => (Color)GetValue(MyHandleColorProperty);
     set => SetValue(MyHandleColorProperty, value);
}

public Color MyTintColor
{
     get => (Color)GetValue(MyTintColorProperty);
     set => SetValue(MyTintColorProperty, value);
}