HA Blueprint: Color Loop Light with Toggle

color_loop_light_toggle.yaml

# ::::::::: Color Loop ::::::::::::::::::::::::::::::::::::::::::::::::::::::>
# :: Credit @hugalafutro for inspiration and color codes
# :: Color Loop any light when toggled by another entity's state
# :: Will Furphy • https://github.com/wfurphy
# ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::/
blueprint:
  name: "Color Loop Light with Toggle"
  description: "Color Loop any light when toggled by another entity's state (On/Off)."
  domain: automation
  source_url: https://gist.github.com/wfurphy/288f9b3a3942fe980ab06c3ffe0582f1
  input:
    light_target:
      name: Color Loop Light(s)
      description: Choose light entities to Color Loop
      selector:
        entity:
          multiple: true
          domain: light
    condition_item:
      name: On/Off Toggle
      description: "The entity used to turn the Color Loop On/Off. For example use a [Toggle Helper (`input_boolean`)](https://www.home-assistant.io/integrations/input_boolean/) so you can toggle the effect from your dashboard. Or set a [Schedule](https://www.home-assistant.io/integrations/schedule/) to only use the effect at night."
      selector:
        entity:

variables:
  colors: "{{ [[0.217,0.077], [0.157,0.05], [0.136,0.04], [0.137,0.065],\n    [0.141,0.137],
    [0.146,0.238], [0.151,0.343], [0.157,0.457],\n    [0.164,0.591], [0.17,0.703],
    [0.172,0.747], [0.199,0.724],\n    [0.269,0.665], [0.36,0.588], [0.444,0.517],
    [0.527,0.447],\n    [0.612,0.374], [0.677,0.319], [0.701,0.299], [0.667,0.284],\n
    \   [0.581,0.245], [0.477,0.196], [0.385,0.155], [0.301,0.116], \n    [0.217,0.077]]
    }}"
trigger:
  - platform: state
    entity_id: !input condition_item
    to: "on"
action:
  - repeat:
      sequence:
        - service: light.turn_on
          data_template:
            xy_color: '{{ colors[(now().second/2.5)|round(0)] }}'
            transition: 1
          target:
            entity_id: !input light_target
      while:
        - condition: state
          entity_id: !input condition_item
          state: "on"
mode: single