QUIZ: Can you identify which of these countries have the colour blue in their flag?

The perfect flag quiz to stop you feeling blue.

The juggernaut that is the flag colour quiz series shows no sign of slowing down. You have consumed these quizzes with great gusto and determination so far and this week sees the turn of the colour blue. As with our previous instalments in the series, you have just one minute to name the eight countries with blue in their flags from a list of 15 candidates. If the quiz isn't displaying properly, click here. And if you haven't taken the first three quizzes in the series yet, you can do so via the links below:

• Can you identify which of these countries have the colour red in their flag?
• Can you identify which of these countries have the colour green in their flag?
• Can you identify which of these countries have the colour yellow in their flag?

Let's go!