add new logos. use blog theme for logo color

Author: gavination

blog/2023-11-15-koordinates-and-stately-case-study/index.mdx

@@ -13,7 +13,15 @@ For more than 15 years, the team at [Koordinates](https://koordinates.com/) has
 Unlike competing products that require vendor lock-in and lack compatibility across the entire GIS stack, Koordinates’ offerings are modular: users may use as much or as little of the tooling as they like, and the tooling is interoperable with existing GIS environments.
 
 ![Koordinates Logo](./koordinates_logo_rev.png)
-
+<p>
+  <ThemedImage
+    alt="Koordinates logo"
+    sources={{
+      light: './koordinates_logo_black.png',
+      dark: './koordinates_logo_white.png'',
+    }}
+  />
+</p>
 ## UI state management
 
 Koordinates provide their users with both a web app, named Koordinates Cloud, as well as an Electron-based desktop app. In order to filter through and query such large datasets, the team naturally needed to expose a lot of controls for end-user functionality. The frontends for the apps allow end users to accomplish complex tasks, like: