..........................

components/custom_monochromatic/monochromatic_light_output.h

@@ -1,10 +1,10 @@
 #pragma once
 
-#include "esphome/core/log.h"
 #include "esphome/components/i2c/i2c.h"
 #include "esphome/components/light/light_output.h"
 #include "esphome/components/output/float_output.h"
 #include "esphome/core/component.h"
+#include "esphome/core/log.h"
 
 namespace esphome {
 namespace c_monochromatic {
@@ -27,11 +27,13 @@ public:
     return traits;
   }
   void write_state(light::LightState *state) override {
+    if (this->state_ == Off) {
       this->light_state_ = state;
       state->current_values_as_brightness(&(this->bright_));
       this->upper_->set_level(this->bright_);
       this->lower_->set_level(this->bright_);
     }
+  }
 
   void set_state(State s) {
     this->state_ = s;