Radial graph circle color is not visible

[sureshsundar86]

i am using philogb.github library for RGraph, i am try to add circle colors in that. circle color is not displaying .
Options.Edge = {
overridable: false,
type: 'line',
color: '#F04646',
lineWidth: 1,
dim:15,
alpha: 1,
CanvasStyles: {}
};
if i mention wrong , or else please mention the place reflecting circle colors.
i am waiting for positive response

tnanks in advance