Cannot copy colour text from MS Word, Excel or OneNote and Paste in Confluence

Summary

Colour text cannot be copied from Microsoft Word, Microsoft Excel, Microsoft OneNote and pasted into Confluence.

Steps to Reproduce

1. Copy colour text from MS Word, Excel or OneNote.
2. Paste into Confluence Editor.

Expected Results

Colours are copied across

Actual Results

Colours are not copied across

Workaround

Use other text editor as a intermediate landing page between the two applications. 

1. Copy colour text from MS Word, Excel or OneNote.
2. Paste it into a web based editor like Google Docs or respective software.
3. Paste into Confluence Editor. All colouring is preserved.