Accessibility in Flutter Pyramid Charts (SfPyramidChart)

1 Aug 20251 minute to read

Sufficient contrast

The SfPyramidChart theming support offers a consistent and standardized look, as well as the ability to set colors for all UI elements.

The customization of colors can be done for the following chart elements.

• Chart title
• Palette for data points
• Color mapping for data points
• Data label
• Legend title
• Legend item text
• Series tooltip
• Selected segments

Large fonts

The SfPyramidChart font size can be adjusted automatically based on device settings and the font size scaled based on the MediaQueryData.textScaler. It also allows you to change the font size of all elements in the Pyramid chart.

• Chart title
• Data label
• Legend title
• Legend item text
• Series tooltip

Easily tappable targets

The SfPyramidChart provides callback support to notify when tapping on the essential elements in the chart.

• Data points
• Data labels
• Legend