diff --git a/api/graphql.go b/api/graphql.go
index 49d723c..bafdb19 100644
--- a/api/graphql.go
+++ b/api/graphql.go
@@ -788,6 +788,7 @@ func NewSchema(config Config) (graphql.Schema, error) {
 								fmt.Println("数字精度转换失败:", err)
 								return nil, err
 							}
+							color = "#" + matches[1]
 							precision = num
 						}