blue — blew
[‘blew’ has the same sound as ‘blue’]

different shades of colour blue
“Blue”, for the right pronunciation, please click here, means
(a) ‘of the colour blue; the colour of the clear sky’,
(b) ‘(said of people) sad; without hope’,
e.g.
I like her most when she is dressed in blue.
You always see him in his blue shirt.
The old lady looks blue (sad) whenever her son’s letter is delayed.
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wind blew their things away
“Blew”, for the right pronunciation, please click here, is ‘the past tense form of the verb ‘blow’ which means “to move as a result of the current of air; to pass air or gas through something; to move about actively’
blow — blew – blown – blowing
e.g.
The wind blew the leaves off the trees.
The policeman blew his whistle to warn the pedestrians.
David blew his cheeks when he saw a pretty girl.
