修改

src/styles/app/theme.scss

@@ -53,6 +53,10 @@ html.dark {
     .data-custom-tree-node .menu-icon1 .cu-tree-node-popover-menu-icon {
         color: black;
     }
+    .data-custom-tree-node {
+        color: var(--el-text-color-regular);
+    }
+
     //右键菜单
     .hc-context-menu-box {
         background-color: #4A4A4A;