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Know The Road Signs and Their Colors, Traffic Lights, Signal Facts

Know The Road Signs and Their Colors





Traffic Signs by Shape and their Standard Color Code:

Standard Colors Code - Here we provide a simple Standard Colors Code that explain what each color identifies.

Red        -   Stop or prohibited
Green     -  Movement permitted and directional guidance
Blue       -   Service guidance (e.g. rest stops, call boxes, etc.)
Yellow    -  General warning
Black     -   Regulation
White     -   Regulation
Orange   -   Constructions and maintenance warning
Brown    -   Public recreation and scenic guidance


Signs by Shape

Octagon                 -   Exclusively for stop signs
Horizontal               -   Rectangle: Generally for guide signs
Equilateral               -   Triangle: Exclusively for yield signs
Pennant                   -   Advance warning of no pass zones
Diamond                 -   Exclusively to warn of existing or possible hazards on roads or adjacent areas.
Vertical Rectangle    -   Generally for regulatory signs.
Pentagon                 -   School advance and school crossing signs.
Round                     -   Railroad advance warning signs

Traffic Lights, Sign Lights Facts


  • If blinded by an approaching car at night, it is best to slow and look at the white line by the edge of the road.
  • If blinded by an approaching motor vehicle at night, it is best to slow down and avoid looking directly into the lights of the approaching vehicle.

  • A driver waiting to make a left turn at a solid green light should yield to all coming vehicles

  • A flashing yellow light means caution, slow down

  • A flashing red light means always to stop

  • You are required by law to turn your headlights on for night driving ½ hour after sunset until ½ hour before sunrise

  • The lights on your car must be turned on anytime day or night when persons or vehicles cannot be clearly seen for 1000 ft.

  • When meeting a school bus which has stopped to load or unload students you must stop and wait until the flashing red lights go off

  • When driving in fog you can see better by using low beam headlights

  • At night a driver should dim their headlights when an oncoming car comes within 500 feet

  • A green arrow at a traffic light means you are protected to carefully go in the direction the arrow shows


Traffic & Sign Lights
½ hour after sunset until ½ hour before sunrise enforced use of headlights
lights on anytime when view is reduced to < 1,000 ft
at night, dim headlights for oncoming car within 500 ft

Right-of-Way & Pavement Signs Related Facts


  • A yellow line in the center of the street means the road has two-way traffic

  • Intersection controlled by traffic light/signs: yield to vehicle on multi-lane highway

  • Intersection not controlled by traffic light/signs: yield to vehicle on right

  • A traffic officer must be obeyed at all times, even if he tells you to do something which is ordinarily considered against the law!

  • A solid yellow line on your side of the center stripe means do not pass (any solid line for that matter)

  • On a three-lane road with traffic going in both directions the center lane is used for left turns only.

  • On multiple lane highways slow drivers should drive in the right lane

  • If you are driving on an unpaved road you must yield to all vehicles on a paved road

  • When approaching a “T” intersection you must yield to all vehicles on through street

  • The driver of a car on the access or feeder road must yield to all traffic exiting the freeway

  • You must yield right-of-way at a 4-way stop to the first car stopped or the car on your right

  • Crossing a solid white line should be avoided, as well as double line

DMV Practice Permit Test Study Guide

You can find everything you need to pass your Learner's Permit or Driver's License test that includes more than driving test 500+ questions. Free and unlimited practice tests questions and answers. This Learners Permit Study Guide helps you to get ready for your Learners Permit (driving permit). Learners permit practice test prep includes traffic signs and signals questions almost identical to the real test. Get ready for your permit test today!

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