diff --git a/lib/components/ResponsesList/responses-list.spec.ts b/lib/components/ResponsesList/responses-list.spec.ts
index 9cec70f2e9..5cbf91cd0a 100644
--- a/lib/components/ResponsesList/responses-list.spec.ts
+++ b/lib/components/ResponsesList/responses-list.spec.ts
@@ -53,5 +53,12 @@ describe('Redoc components', () => {
       let resp2 = component.responses[1];
       resp1.code.should.not.be.equal(resp2.code);
     });
+
+    it('should set type of default as error if other 200-399 response is defined', () => {
+      component.pointer = '#/paths/~1test2/get/responses';
+      fixture.detectChanges();
+      let resp1 = component.responses[1];
+      resp1.type.should.be.equal('error');
+    });
   });
 });
diff --git a/lib/components/ResponsesList/responses-list.ts b/lib/components/ResponsesList/responses-list.ts
index 78d4966e56..1c4315b059 100644
--- a/lib/components/ResponsesList/responses-list.ts
+++ b/lib/components/ResponsesList/responses-list.ts
@@ -44,10 +44,16 @@ export class ResponsesList extends BaseSearchableComponent implements OnInit {
     let responses = this.componentSchema;
     if (!responses) return;
 
-    responses = Object.keys(responses).filter(respCode => {
+    let hasSuccessResponses = false;
+    let respCodes = Object.keys(responses).filter(respCode => {
+      if ((parseInt(respCode) >= 100) && (parseInt(respCode) <=399)) {
+        hasSuccessResponses = true;
+      }
       // only response-codes and "default"
       return ( isNumeric(respCode) || (respCode === 'default'));
-    }).map(respCode => {
+    });
+
+    responses = respCodes.map(respCode => {
       let resp = responses[respCode];
       resp.pointer = JsonPointer.join(this.pointer, respCode);
       if (resp.$ref) {
@@ -58,7 +64,7 @@ export class ResponsesList extends BaseSearchableComponent implements OnInit {
 
       resp.empty = !resp.schema;
       resp.code = respCode;
-      resp.type = statusCodeType(resp.code);
+      resp.type = statusCodeType(resp.code, hasSuccessResponses);
 
       resp.expanded = false;
       if (this.options.expandResponses) {
diff --git a/lib/components/ResponsesSamples/responses-samples.ts b/lib/components/ResponsesSamples/responses-samples.ts
index 149c42f055..9e6a436b4b 100644
--- a/lib/components/ResponsesSamples/responses-samples.ts
+++ b/lib/components/ResponsesSamples/responses-samples.ts
@@ -37,7 +37,11 @@ export class ResponsesSamples extends BaseComponent implements OnInit {
     let responses = this.componentSchema;
     if (!responses) return;
 
+    let hasSuccessResponses = false;
     responses = Object.keys(responses).filter(respCode => {
+      if ((parseInt(respCode) >= 100) && (parseInt(respCode) <=399)) {
+        hasSuccessResponses = true;
+      }
       // only response-codes and "default"
       return ( isNumeric(respCode) || (respCode === 'default'));
     }).map(respCode => {
@@ -50,7 +54,7 @@ export class ResponsesSamples extends BaseComponent implements OnInit {
       }
 
       resp.code = respCode;
-      resp.type = statusCodeType(resp.code);
+      resp.type = statusCodeType(resp.code, hasSuccessResponses);
       return resp;
     })
     .filter(response => hasExample(response));
diff --git a/lib/utils/helpers.ts b/lib/utils/helpers.ts
index 5ef344eafc..86fcc83912 100644
--- a/lib/utils/helpers.ts
+++ b/lib/utils/helpers.ts
@@ -32,7 +32,11 @@ export function groupBy<T>(array: T[], key:string):StringMap<T[]> {
   }, {});
 }
 
-export function statusCodeType(statusCode) {
+export function statusCodeType(statusCode, defaultAsError = false) {
+  if (statusCode === 'default') {
+    return defaultAsError ? 'error' : 'success';
+  }
+
   if (statusCode < 100 || statusCode > 599) {
     throw new Error('invalid HTTP code');
   }
diff --git a/tests/schemas/responses-list-component.json b/tests/schemas/responses-list-component.json
index dccaa9d85d..6f24a80fa9 100644
--- a/tests/schemas/responses-list-component.json
+++ b/tests/schemas/responses-list-component.json
@@ -31,7 +31,25 @@
           }
         }
       }
-    }
+    },
+    "/test2": {
+      "get": {
+        "responses": {
+          "200": {
+            "description": "successful operation",
+            "schema": {
+              "$ref": "#/definitions/def1"
+            }
+          },
+          "default": {
+            "description": "successful operation",
+            "schema": {
+              "$ref": "#/definitions/def1"
+            }
+          }
+        }
+      }
+    },
   },
   "definitions": {
     "def1": {