in src/components/State/State.tsx [24:34]
function getBackgroundColor(isPinned, isSuccessor, branchType, active) {
let result = null;
if (isPinned) {
result = coloring.pinned;
} else if (isSuccessor) {
result = coloring.successor;
} else {
result = coloring[branchType][active ? 'active' : 'nonactive'];
}
return result;
}