---
title: "Replace Logo"
method: PUT
path: "/v3/portals/{portalId}/assets/logo"
tags: ["Assets"]
---

# Replace Logo

`PUT /v3/portals/{portalId}/assets/logo`

## Request

- Base URL: `https://global.api.konghq.com`
- URL: `https://global.api.konghq.com/v3/portals/{portalId}/assets/logo`
- Auth: one of:
  - HTTP bearer
  - HTTP bearer
  - HTTP bearer
  - HTTP bearer

Replaces the logo of the portal.

## Request body

- ReplacePortalImageAsset, nullable: The image data to upload. Images must be a data URL with binary image data in base 64 format. See https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URLs.
  - `data` string, uri, required: must be a data URL with base64 image data, e.g., data:image/jpeg;base64,<BASE64_IMAGE_DATA>

## Response `200`

Image asset for the portal. Can be either png, jpeg or svg

- object
  - `data` string, uri, required: must be a data URL with base64 image data, e.g., data:image/jpeg;base64,<BASE64_IMAGE_DATA>

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden

## Changes

- **2026-02-16** `106b373707f3`: 1 warning, 1 info
  - changed the pattern of the request property `data` from `^data:image/(png|jpeg|svg\+xml|x-icon|ico|icon|vnd.microsoft.icon|gif)(;base64)?,(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$` to `^data:image/(png|jpe?g|gif|svg+xml|x-icon|ico|icon|vnd.microsoft.icon)(;base64)?,(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$`
  - the `data` response's property pattern was changed from `^data:image/(png|jpeg|svg\+xml|x-icon|ico|icon|vnd.microsoft.icon|gif)(;base64)?,(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$` to `^data:image/(png|jpe?g|gif|svg+xml|x-icon|ico|icon|vnd.microsoft.icon)(;base64)?,(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$` for the status `200`
- **2025-11-06** `5d2b35832e3f`: 1 warning
  - added the new `type` enum value to the `allOf[subschema #2]/invalid_parameters/items/oneOf[#/components/schemas/InvalidParameterStandard]/rule` response property for the response status `400`
- …earlier changes not shown

[Operation history](https://skmtc.dev/kong/apis/konnect-api-beta/changes/v3/portals/:portalId/assets/logo/put.md)

---

[API](https://skmtc.dev/kong/apis/konnect-api-beta.md) - [All operations](https://skmtc.dev/kong/apis/konnect-api-beta/llms.txt) - [OpenAPI document](https://skmtc.dev/kong/apis/konnect-api-beta/revisions/cef0f947e9c9?raw)