diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 05fcefb..8d67752 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -51,7 +51,7 @@ async fn get_led_strip_colors() -> Result<Vec<LedColor>, String> {
     match colors {
         Ok(colors) => {
             rpc::manager::Manager::global()
-                .publish_led_colors(&colors)
+                .publish_led_colors(&colors.to_vec())
                 .await;
             Ok(colors)
         }
diff --git a/src-tauri/src/picker/screenshot.rs b/src-tauri/src/picker/screenshot.rs
index c60ce1c..905fb81 100644
--- a/src-tauri/src/picker/screenshot.rs
+++ b/src-tauri/src/picker/screenshot.rs
@@ -1,3 +1,5 @@
+use color_space::{Hsv, Rgb};
+use paris::info;
 use std::sync::Arc;
 use tokio::sync::Mutex;
 
@@ -58,27 +60,33 @@ impl Screenshot {
                     XPosition::Bottom => self.height - cell_size_y..self.height,
                 };
 
-                let mut colors = vec![LedColor::default(); self.led_number_of_x];
+                let mut colors = Vec::new();
                 let stride = bitmap.len() / self.height;
 
                 for pos in 0..self.led_number_of_x {
-                    let mut r = 0u32;
-                    let mut g = 0u32;
-                    let mut b = 0u32;
+                    let mut r = 0.0;
+                    let mut g = 0.0;
+                    let mut b = 0.0;
                     for x in pos * cell_size_x..(pos + 1) * cell_size_x {
                         for y in y_range.to_owned() {
                             let i = stride * y + 4 * x;
-                            r += bitmap[i + 2] as u32;
-                            g += bitmap[i + 1] as u32;
-                            b += bitmap[i] as u32;
+                            r += bitmap[i + 2] as f64;
+                            g += bitmap[i + 1] as f64;
+                            b += bitmap[i] as f64;
                         }
                     }
-                    colors[pos] = LedColor::new(
-                        (r / cell_size as u32) as u8,
-                        (g / cell_size as u32) as u8,
-                        (b / cell_size as u32) as u8,
+                    let rgb = Rgb::new(
+                        r / cell_size as f64,
+                        g / cell_size as f64,
+                        b / cell_size as f64,
                     );
+                    let hsv = Hsv::from(rgb);
+                    info!("HSV: {:?}", [hsv.h, hsv.s, hsv.v]);
+                    let color = LedColor::from_hsv(hsv.h, hsv.s * 10.0, hsv.v / 2.0);
+                    info!("color: {:?}", color.get_rgb());
+                    colors.push(color);
                 }
+                colors.reverse();
                 return Ok(colors);
             }
             None => Ok(vec![]),
@@ -111,10 +119,8 @@ impl Screenshot {
                 )
                 .encode(100.0);
                 return base64::encode(&*webp_memory);
-            },
-            None => {
-                "".to_owned()
             }
+            None => "".to_owned(),
         }
     }
 }
diff --git a/src-tauri/src/rpc/manager.rs b/src-tauri/src/rpc/manager.rs
index b6a3af6..ef09249 100644
--- a/src-tauri/src/rpc/manager.rs
+++ b/src-tauri/src/rpc/manager.rs
@@ -32,7 +32,7 @@ impl Manager {
             .client
             .publish(
                 "screen-bg-light/desktop/colors",
-                rumqttc::QoS::AtMostOnce,
+                rumqttc::QoS::AtLeastOnce,
                 false,
                 payload,
             )