Fix colors

Readme.md

@@ -1,7 +1,7 @@
 # CHT Technology Radar for Contributors
 This is the location of CHT Technology Radar for Contributors content.
 
-If you are looking for the content of the CHT Technology Radar for Implementers, you can find it [here](https://github.com/medic/cht-tech-radar-implementers). 
+If you are looking for the content of the CHT Technology Radar for Implementers, you can find it [in its dedicated GitHub repository](https://github.com/medic/cht-tech-radar-implementers). 
 
 This Tech Radar is built by using the [CHT Technology Radar Core](https://github.com/medic/cht-tech-radar-core).
 

config.json

@@ -5,10 +5,10 @@
  "colors": {
  "foreground": "#E5E8E9",
  "background": "#38464D",
- "highlight": "#7d878d",
+ "highlight": "#278489",
  "content": "#E5E8E9",
  "text": "#575757",
- "link": "#7d878d",
+ "link": "#278489",
  "border": "rgba(255, 255, 255, 0.1)",
  "tag": "rgba(255, 255, 255, 0.1)"
  },