Hello,
Try this config
UniChart -> ClientEvents -> UniEvents -> function chart.beforeInit:
function chart.beforeInit(sender, config)
{
config.colors = ["green", "yellow", "red", "#94ae0a", "#115fa6", "#a61120", "#ff8809", "#ffd13e", "#a61187", "#24ad9a", "#7c7474", "#a66111"];
}