Set Background Color
Set the background color for a Twitch channel point reward
Set Background Color Dialog
The reward must have been created through Streamer.bot (owned by your bot) in order to edit it.
Parameters
Reward
Select required
Select the channel point reward
Random Color
Checkbox
Check to select a random color
Color
String required
hex color code
C# Usage
public bool UpdateRewardBackgroundColor(string rewardId, string backgroundColor)