Turn a Philips Hue light or group of lights on or off. Accepts both v1 IDs (e.g., '81', '0') and v2 UUIDs (e.g., '2ec2b2f1-...'). At least one of lightId or groupId must be provided. Ideal for: automation, scheduling, presence detection, notifications.

Set color and brightness of a Philips Hue light or group. Accepts both v1 IDs (e.g., '81', '0') and v2 UUIDs (e.g., '2ec2b2f1-...'). At least one of lightId or groupId must be provided. Ideal for: color animations, mood lighting, dynamic scenes, notifications.

Activate a predefined Philips Hue light scene. Accepts both v1 scene IDs (e.g., '5') and v2 UUIDs (e.g., '3f8a...'). Ideal for: mood setting, automation, scheduled ambiance, entertainment.