diff --git a/model/gmodel/fs_shopping_cart_logic.go b/model/gmodel/fs_shopping_cart_logic.go
index 219b5649..03999452 100644
--- a/model/gmodel/fs_shopping_cart_logic.go
+++ b/model/gmodel/fs_shopping_cart_logic.go
@@ -33,7 +33,6 @@ type FsShoppingCartData struct {
 	Utime              *time.Time              `gorm:"default:'0000-00-00 00:00:00';" json:"utime"`     //
 }
 
-// 快照json数据结构
 // 购物车快照数据结构
 type CartSnapshot struct {
 	Logo               string             `json:"logo"`                 //logo地址
@@ -60,8 +59,9 @@ type FittingInfo struct {
 
 }
 type TemplateInfo struct {
-	TemplateJson interface{} `json:"template_json"` //模板设计json数据
-	TemplateTag  string      `json:"template_tag"`  //模板标签
+	TemplateJson     interface{} `json:"template_json"`      //模板设计json数据
+	TemplateTag      string      `json:"template_tag"`       //模板标签
+	SelectColorIndex int64       `json:"select_color_index"` //颜色选择索引
 }
 type SizeInfo struct {
 	Inch     string `json:"inch"`
diff --git a/server/shopping-cart/internal/logic/addtocartlogic.go b/server/shopping-cart/internal/logic/addtocartlogic.go
index 2e28b3ef..3552107e 100644
--- a/server/shopping-cart/internal/logic/addtocartlogic.go
+++ b/server/shopping-cart/internal/logic/addtocartlogic.go
@@ -210,8 +210,9 @@ func (l *AddToCartLogic) AddToCart(req *types.AddToCartReq, userinfo *auth.UserI
 		CombineImage: req.CombineImage,
 		RenderImage:  req.RenderImage,
 		TemplateInfo: gmodel.TemplateInfo{
-			TemplateJson: templateJson,
-			TemplateTag:  templateTag,
+			TemplateJson:     templateJson,
+			TemplateTag:      templateTag,
+			SelectColorIndex: req.SelectColorIndex,
 		},
 		ModelInfo: gmodel.ModelInfo{
 			ModelJson: modelJson,
@@ -275,6 +276,9 @@ func (l *AddToCartLogic) AddToCartParamVerify(req *types.AddToCartReq) error {
 	if req.RenderImage == "" {
 		return errors.New("render image is required")
 	}
+	if req.SelectColorIndex < 0 {
+		return errors.New("invalid select color index")
+	}
 	return nil
 }
 
diff --git a/server/shopping-cart/internal/logic/getcartslogic.go b/server/shopping-cart/internal/logic/getcartslogic.go
index 220cbf02..08693e07 100644
--- a/server/shopping-cart/internal/logic/getcartslogic.go
+++ b/server/shopping-cart/internal/logic/getcartslogic.go
@@ -202,6 +202,7 @@ func (l *GetCartsLogic) GetCarts(req *types.GetCartsReq, userinfo *auth.UserInfo
 			TemplateTag:          templateTag,
 			Logo:                 snapShot.Logo,
 			RenderImage:          snapShot.RenderImage,
+			SelectColorIndex:     snapShot.TemplateInfo.SelectColorIndex,
 		}
 		//是否有失效的
 		if description, ok := mapCartChange[cart.Id]; ok {
diff --git a/server/shopping-cart/internal/types/types.go b/server/shopping-cart/internal/types/types.go
index 00a1f942..e9d40970 100644
--- a/server/shopping-cart/internal/types/types.go
+++ b/server/shopping-cart/internal/types/types.go
@@ -8,6 +8,7 @@ import (
 type AddToCartReq struct {
 	ProductId        int64   `json:"product_id"`             //产品id
 	TemplateId       int64   `json:"template_id,optional"`   //模板id(不可定制的不传)
+	SelectColorIndex int64   `json:"select_color_index"`     //选择的颜色索引
 	SizeId           int64   `json:"size_id"`                //尺寸id
 	FittingId        int64   `json:"fitting_id,optional"`    //配件id(没有可以不传)
 	PurchaseQuantity int64   `json:"purchase_quantity"`      //购买数量
@@ -54,6 +55,7 @@ type CartItem struct {
 	InvalidDescription   string         `json:"invalid_description"`    //无效原因
 	IsSelected           bool           `json:"is_selected"`            //是否选中
 	TemplateTag          string         `json:"template_tag"`           //模板标签
+	SelectColorIndex     int64          `json:"select_color_index"`     //选择的颜色索引
 	Logo                 string         `json:"logo"`
 	RenderImage          string         `json:"render_image"` //渲染结果图
 }
diff --git a/server_api/shopping-cart.api b/server_api/shopping-cart.api
index a16732a5..f280c418 100644
--- a/server_api/shopping-cart.api
+++ b/server_api/shopping-cart.api
@@ -27,6 +27,7 @@ service shopping-cart {
 type AddToCartReq {
 	ProductId        int64   `json:"product_id"`             //产品id
 	TemplateId       int64   `json:"template_id,optional"`   //模板id(不可定制的不传)
+	SelectColorIndex int64   `json:"select_color_index"`     //选择的颜色索引
 	SizeId           int64   `json:"size_id"`                //尺寸id
 	FittingId        int64   `json:"fitting_id,optional"`    //配件id(没有可以不传)
 	PurchaseQuantity int64   `json:"purchase_quantity"`      //购买数量
@@ -71,6 +72,7 @@ type CartItem {
 	InvalidDescription   string         `json:"invalid_description"`    //无效原因
 	IsSelected           bool           `json:"is_selected"`            //是否选中
 	TemplateTag          string         `json:"template_tag"`           //模板标签
+	SelectColorIndex     int64          `json:"select_color_index"`     //选择的颜色索引
 	Logo                 string         `json:"logo"`
 	RenderImage          string         `json:"render_image"` //渲染结果图
 }