Each extension contains two logo image files. Supported image file types are png and jpeg. Image file sizes must be 50K or smaller.
The large (full) logo image is displayed in the Extensions configuration page, in the gallery of available and active extensions. The maximum and recommended height is 70 px. The maximum width is 300 px.
The thumbnail logo image file is displayed in the intelligence card as a section header. The maximum and recommended height is 30 px. The maximum width is 300 px.