SetColor
function SetColor(Color: ApiColor = null): void
Description
Sets the font color property to the specified font. This method will work only with the text format of the cell.
Parameters
Font color.
Returns
void
Try It
var oWorksheet = Api.GetActiveSheet();
var oRange = oWorksheet.GetRange("B1");
oRange.SetValue("This is just a sample text.");
var oCharacters = oRange.GetCharacters(9, 4);
var oFont = oCharacters.GetFont();
var oColor = Api.CreateColorFromRGB(255, 111, 61);
oFont.SetColor(oColor);