Why do airplane seats tend to be blue ??

 This fact is a mix of practical and psychological reasons.

Here they are   ---------

1.  Calm and trustworthy 

                   .      Blue colour psychologically promotes relaxation and security, which makes passengers to feel at ease during the journey.

2.  Lowers anxiety 

                        Blue colour reduces anxiety which is important for nervous flyers.

3.  Hides stains

                          Darker shades of blue easily hides dirt, spills and usage. This makes seats to look cleaner for longer periods.  So no need of frequent deep cleaning  !!!!

4.  Cost effective

                       By using this colourb, airlines  save money on maintenance and replacements.

5.  Blue is for both practical and psychological reasons.