This page shows the different variations of the Diakonii from an Icons8 icon pack. Feel free to resize and recolor the icon, and then download the icon in PNG format for free. Icons are available in PNG and vector.
The Diakonisches Werk logo is a square with rounded edges. Then the square is divided into 4 equal sections with lines from top to bottom and side to side. Then in the bottom of the top sections there are two circular objects in the corner touching each other.