Understanding road signs

Road signs in the UK follow a consistent system of shapes and colours to convey information quickly. Understanding this system makes learning individual signs much easier.

Sign shapes and their meanings

Circular signs. orders

• Blue circles: Positive instructions (you must do something)
• Red rings: Prohibitions (you must not do something)

Triangular signs. warnings

Triangular signs with a red border warn you of hazards ahead. The symbol inside indicates the specific danger.

Rectangular signs. information

• Blue rectangles: General information on motorways
• Green rectangles: Direction signs on primary routes
• White rectangles: Direction signs on non-primary routes
• Brown rectangles: Tourist information

Essential signs every driver must know

Speed limit signs

The national speed limit sign is a white circle with a black diagonal stripe. Specific limits are shown in red circles with the number in black.

Stop and Give Way

The STOP sign is the only octagonal sign. stop completely at the line. The inverted triangle means give way.

No entry and one way

Red circle with white horizontal bar means no entry. Blue arrow signs indicate one-way streets.

Study tips

• Group signs by category when studying
• Use flashcards with the sign on one side and meaning on the other
• Look for signs while walking or as a passenger to reinforce learning
• Take practice quizzes focusing specifically on road signs

You can find the full list of UK road signs on GOV.UK.