Chart Custom Color Palette
Column Chart with Goal Threshold Line
Creating a Personal Report Card
Customizing Gauges with Images
Exception Highlighting with Gauges/Bullet Graphs
Grouped Pie Chart Slices
Growing Bar and Column Charts
Linear Regression Line
Creating a Multi-Series Multi Y-Axis Chart
Charts use built-in predefined color palettes with 10 to 16 distinct colors. Starting with Reporting Services 2000 Service Pack 1 (SP1), you can override the default colors. To specify color values as constant or expression-based values, click the Series Style button on the appearance properties for the data value in the Edit Chart Value dialog box. You could use this, for instance, to highlight values based on a certain condition such as a minimum or maximum value within the current series.
If you don't want to define a full custom color palette, you can override the color for individual data points. Use an expression that either returns a specific color value (in order to override) or returns "Nothing," which will pick the current color from the underlying built-in color palette.
For example, suppose you want to highlight in red all data point values with negative y-values. For all the other data points, you want to apply the default colors. To do this, you would select Edit the data value and click the Appearance tab. Next you would click the Series Style button, which opens the Style Properties ...