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title: "Tint SVG"
---
# Tint SVG
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## Animating the Tint on a Grayscale Symbol
Lets say you have chosen one of the many grayscale symbols, such as the **3-D Valve** symbol from the **Valves** category, and you want to tint the valve green when the valve is open, red when the valve has a fault, and keep it gray when the valve is closed. Suppose you have a tag called **ValveStatus**, that is 0 for closed, 1 for open, and 2 for faulted.
1. Drag the symbol onto the screen.
2. Duplicate the symbol by selecting it and choosing **Duplicate** from the **Edit** menu, or pressing **CTRL-D**.
3. Now, select the duplicate symbol, which will be above the original.
4. Press the Union button () in the toolbar or find the **Union** item under the **Shape** menu. This will flatten the duplicated shape into a single shape.

5. Remove the outline by setting the **Stroke Paint** property to **No Paint**.
6. Bind the **Fill Paint** property to your **ValveStatus** Tag.
7. Add three entries into the number-to-color translation table:
* 0% opaque white for 0
* 40% opaque green for 1
* 40% opaque red for 2

In summary, what we did to tint the symbol was to make a flat shape that had the exact same outline as the symbol, and used semi-transparent fills to achieve a tint effect for the underlying symbol.
