Underglow in Kentucky
Underglow is legal in Kentucky, including while driving, subject to color and flashing limits: Front-visible light must be white or amber, with no red to the front, no blue, and no flashing except turn signals and hazards.
Verified against primary sources · September 2026
What the law says
Kentucky does not ban underglow — it restricts colors and behavior. Front-visible light must be white or amber, with no red to the front, no blue, and no flashing except turn signals and hazards.
Specific Limits
- Restrictions
- Front-visible light must be white or amber, with no red to the front, no blue, and no flashing except turn signals and hazards.
- While driving
- allowed
Exceptions & Exemptions
Underglow may be used while driving. Lights visible from the front must be white or amber, red may not show to the front, blue may not be displayed at all, and flashing is limited to turn and hazard signals.
Frequently Asked Questions
Are underglow legal in Kentucky?
What are the exact underglow limits in Kentucky?
Are there exceptions for underglow in Kentucky?
Street-legal underglow picks
Gear that helps you mod without a ticket in Kentucky.
The glow that's legal in every state — inside the cabin instead of under it.
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