diff --git a/Cargo.toml b/Cargo.toml
index 7675ffc..49e34c7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,4 +15,4 @@ toml = "0.9.5"
 slint-build = "1.12.1"
 
 [profile.release]
-opt-level = 3
+opt-level = "s"
diff --git a/src/config.rs b/src/config.rs
index e1afe8d..68afdf0 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -2,138 +2,23 @@ use std::path::PathBuf;
 use serde::Deserialize;
 
 #[derive(Deserialize)]
-struct RawColors {
-    pub background: Option<u32>,
-    pub timeline: Option<u32>,
-    pub background_text: Option<u32>
-}
-
-#[derive(Clone)]
-pub struct Colors {
-    pub background: u32,
-    pub timeline: u32,
-    pub background_text: u32
-}
-
-impl Default for Colors {
-    fn default() -> Self {
-        Colors {
-            background: 0xff_808080,
-            timeline: 0xff_a9a9a9,
-            background_text: 0xff_000000
-        }
-    }
-}
-
-impl From<RawColors> for Colors {
-    fn from(value: RawColors) -> Self {
-        let default_colors: Colors = Default::default();
-        Colors {
-            background: value.background.unwrap_or(default_colors.background),
-            timeline: value.timeline.unwrap_or(default_colors.timeline),
-            background_text: value.background_text.unwrap_or(default_colors.background_text),
-        }
-    }
-}
-
-#[derive(Deserialize)]
-struct RawConfig {
-    pub log_path: Option<PathBuf>,
-    pub colors: Option<RawColors>,
-    pub event_colors: Option<Vec<u32>>,
-    pub text_colors: Option<Vec<u32>>
-}
-
 pub struct Config {
     /// directory, where config is located
+    #[serde(skip)]
     pub conf_path: PathBuf,
-    pub log_path: PathBuf,
-    pub colors: Colors,
-    pub event_colors: Vec<u32>,
-    pub text_colors: Vec<u32>
-}
-
-impl Default for Config {
-    fn default() -> Self {
-        let conf_path = PathBuf::new();
-        let colors: Colors = Default::default();
-        let event_colors: Vec<u32> = vec![
-            0xff_97f9f9,
-            0xff_a4def9,
-            0xff_c1e0f7,
-            0xff_cfbae1,
-            0xff_c59fc9,
-            0xff_4e3d42,
-            0xff_c9d5b5,
-            0xff_2d82b7,
-            0xff_556f44,
-            0xff_772e25,
-            0xff_c44536,
-            0xff_7c6a0a,
-            0xff_babd8d,
-            0xff_ffdac6,
-            0xff_fa9500,
-            0xff_eb6424
-        ];
-        let text_colors: Vec<u32> = vec![
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xffffffff,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xffffffff,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xff000000,
-            0xff000000
-        ];
-        Config {
-            conf_path,
-            log_path: PathBuf::from("./logs"),
-            colors,
-            event_colors,
-            text_colors
-        }
-    }
-}
-
-impl From<RawConfig> for Config {
-    fn from(value: RawConfig) -> Self {
-        let default_config: Config = Default::default();
-        let colors: Colors = match value.colors {
-            Some(raw_colors) => raw_colors.into(),
-            None => default_config.colors.clone()
-        };
-        Config {
-            conf_path: default_config.conf_path,
-            log_path: value.log_path.unwrap_or(default_config.log_path),
-            colors,
-            event_colors: value.event_colors.unwrap_or(default_config.event_colors.clone()),
-            text_colors: value.text_colors.unwrap_or(default_config.text_colors.clone())
-        }
-    }
+    pub log_path: PathBuf
 }
 
 impl Config {
     pub fn new(conf_path: PathBuf) -> Self {
         let conf_dir: PathBuf = conf_path.parent().unwrap().into();
-        Config {
-            conf_path: conf_dir,
-            ..Default::default()
-        }
+        Config { conf_path: conf_dir, log_path: PathBuf::from("./logs") }
     }
 
     pub fn load(path: PathBuf) -> Self {
         if let Ok(toml_string) = std::fs::read_to_string(path.clone()) {
-            let conf = toml::from_str::<RawConfig>(&toml_string);
-            if let Ok(raw_conf) = conf {
-                let mut conf: Config = raw_conf.into();
+            let conf = toml::from_str::<Self>(&toml_string);
+            if let Ok(mut conf) = conf {
                 conf.conf_path = path.parent().unwrap().into();
                 return conf;
             }
diff --git a/src/lib.rs b/src/lib.rs
index 7eb4df8..bdf3eb3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,5 @@
 use config::Config;
-use std::{hash::{DefaultHasher, Hash, Hasher}, path::PathBuf};
+use std::path::PathBuf;
 
 pub mod config;
 pub mod log;
@@ -13,10 +13,3 @@ pub fn load_config() -> Config {
     }
     Config::new(PathBuf::from("./config.toml"))
 }
-
-/// Get random-like color id in range 0..16 by computing string hash
-pub fn color_id_from_name(name: String) -> i32 {
-    let mut s = DefaultHasher::new();
-    name.hash(&mut s);
-    let hash = s.finish();
-    (hash % 16) as i32 }
diff --git a/src/main.rs b/src/main.rs
index 9b1c5a0..3285d0f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,9 +3,9 @@
 
 use std::{error::Error, rc::Rc, sync::{Arc, Mutex}};
 
-use aliveline::{color_id_from_name, config::Config, load_config, log::{Event, Log}};
+use aliveline::{config::Config, load_config, log::{Event, Log}};
 use chrono::{Datelike, Timelike};
-use slint::{Color, Model, ModelRc, SharedString, ToSharedString, VecModel, Weak};
+use slint::{Model, ModelRc, SharedString, ToSharedString, VecModel, Weak};
 use toml::value::{Date as TomlDate, Time};
 
 slint::include_modules!();
@@ -22,8 +22,7 @@ impl From<Event> for TimelineEvent {
             start,
             duration: end - start,
             label: event.name.to_shared_string(),
-            finished: event.finished,
-            color_id: color_id_from_name(event.name)
+            finished: event.finished
         }
     }
 }
@@ -61,26 +60,6 @@ fn load_log(ui_weak: Weak<AppWindow>, log: Arc<Mutex<Log>>) {
     ui.set_in_progress(in_progress);
 }
 
-fn load_colors(ui_weak: Weak<AppWindow>, config: Arc<Config>) {
-    let ui = ui_weak.unwrap();
-    let pal = ui.global::<Palette>();
-    pal.set_background(Color::from_argb_encoded(config.colors.background));
-    pal.set_timeline(Color::from_argb_encoded(config.colors.timeline));
-    pal.set_background_text(Color::from_argb_encoded(config.colors.background_text));
-
-    // This looks like war crime
-    let event_colors_rc: ModelRc<Color> = Rc::new(VecModel::from(
-        config.event_colors.iter()
-            .map(|value| Color::from_argb_encoded(*value)).collect::<Vec<Color>>()
-    )).into();
-    pal.set_event_colors(event_colors_rc);
-    let event_text_rc: ModelRc<Color> = Rc::new(VecModel::from(
-        config.text_colors.iter()
-            .map(|value| Color::from_argb_encoded(*value)).collect::<Vec<Color>>()
-    )).into();
-    pal.set_event_text(event_text_rc);
-}
-
 fn main() -> Result<(), Box<dyn Error>> {
     let ui = AppWindow::new()?;
     
@@ -100,10 +79,6 @@ fn main() -> Result<(), Box<dyn Error>> {
     let log = writing_log.clone();
     load_log(ui_weak, log);
 
-    let ui_weak = ui.as_weak();
-    let config_arc = config.clone();
-    load_colors(ui_weak, config_arc);
-
     ui.invoke_update_record_offset(offset as i32);
 
     ui.on_fetch_log({
@@ -168,9 +143,8 @@ fn main() -> Result<(), Box<dyn Error>> {
             let event = TimelineEvent {
                 duration: 0,
                 finished: false,
-                label: event_name.clone(),
-                start: offset,
-                color_id: color_id_from_name(event_name.to_string())
+                label: event_name,
+                start: offset
             };
             
             {
@@ -203,9 +177,8 @@ fn main() -> Result<(), Box<dyn Error>> {
             let new_event = TimelineEvent { 
                 duration: offset - event.start,
                 finished: true,
-                label: event.label.clone(),
-                start: event.start,
-                color_id: color_id_from_name(event.label.to_string())
+                label: event.label,
+                start: event.start
             };
 
             {
@@ -242,7 +215,7 @@ fn main() -> Result<(), Box<dyn Error>> {
                 let maybe_unfinished_event = log_guard.events.iter().find(|event| !event.finished);
                 match maybe_unfinished_event {
                     Some(unfinished_event) => Some(Event::new(unfinished_event.name.clone(), 0, 0, false)),
-                    _ => None
+                    None => None
                 }
             };
 
diff --git a/ui/app-window.slint b/ui/app-window.slint
index 7535149..373e060 100644
--- a/ui/app-window.slint
+++ b/ui/app-window.slint
@@ -2,7 +2,6 @@ import { TabWidget } from "std-widgets.slint";
 import { RecordWidget } from "record.slint";
 import { ReviewWidget } from "review.slint";
 import { TimelineEvent } from "timeline.slint";
-export { Palette } from "theme.slint";
 
 export component AppWindow inherits Window {
     callback start-new-event <=> record.start-new-event;
@@ -32,6 +31,7 @@ export component AppWindow inherits Window {
     property<[string]> combo-spans: ["1 Hour", "4 Hours", "8 Hours", "24 Hours"];
 
     title: "Aliveline";
+
     TabWidget {
         Tab {
             title: "Record";
diff --git a/ui/record.slint b/ui/record.slint
index 4d7090c..1dff7b4 100644
--- a/ui/record.slint
+++ b/ui/record.slint
@@ -16,6 +16,7 @@ export component RecordWidget inherits VerticalBox {
     property<string> event-name: "";
     property<bool> minimized: false;
     property<int> combo-index: 0;
+
     tl := Timeline {
         preferred-height: 100%;
         updating: true;
diff --git a/ui/theme.slint b/ui/theme.slint
deleted file mode 100644
index 30b211a..0000000
--- a/ui/theme.slint
+++ /dev/null
@@ -1,43 +0,0 @@
-export global Palette {
-    in-out property<color> background: gray;
-    in-out property<color> timeline: darkgray;
-    in-out property<color> background-text: black;
-    // Note: these colors were almost randomly picked
-    in-out property<[color]> event-colors: [
-        #97f9f9,
-        #a4def9,
-        #c1e0f7,
-        #cfbae1,
-        #c59fc9,
-        #4e3d42,
-        #c9d5b5,
-        #2d82b7,
-        #556f44,
-        #772e25,
-        #c44536,
-        #7c6a0a,
-        #babd8d,
-        #ffdac6,
-        #fa9500,
-        #eb6424
-    ];
-
-    in-out property <[color]> event-text: [
-        #000000,
-        #000000,
-        #000000,
-        #000000,
-        #000000,
-        #ffffff,
-        #000000,
-        #000000,
-        #000000,
-        #ffffff,
-        #000000,
-        #000000,
-        #000000,
-        #000000,
-        #000000,
-        #000000
-    ];
-}
diff --git a/ui/timeline.slint b/ui/timeline.slint
index 2e9db7f..c9fef81 100644
--- a/ui/timeline.slint
+++ b/ui/timeline.slint
@@ -1,11 +1,8 @@
-import { Palette } from "theme.slint";
-
 export struct TimelineEvent {
     start: int,
     duration: int,
     finished: bool,
-    label: string,
-    color-id: int
+    label: string
 }
 
 global TimeString {
@@ -29,7 +26,6 @@ global TimeString {
 export component Timeline inherits Rectangle {
     callback new-day-started;
     callback clicked <=> ta.clicked;
-    background: Palette.background;
 
     in-out property<bool> updating: true;
     in-out property<[TimelineEvent]> events: [];
@@ -56,6 +52,7 @@ export component Timeline inherits Rectangle {
         preferred-height: 100%;
     }
 
+    background: gray;
     border-width: 1px;
     border-color: black;
     Rectangle {
@@ -66,21 +63,19 @@ export component Timeline inherits Rectangle {
         height: parent.height / 2;
         border-color: black;
         border-width: 1px;
-        background: Palette.timeline;
+        background: purple;
     }
 
     Text {
         x: 0;
         y: parent.height - self.height;
         text: TimeString.from(visible-offset - visible-time);
-        color: Palette.background-text;
     }
 
     Text {
         x: parent.width - self.width;
         y: parent.height - self.height;
         text: TimeString.from(visible-offset);
-        color: Palette.background-text;
     }
 
     for event in events: timeline-event := Rectangle {
@@ -96,14 +91,13 @@ export component Timeline inherits Rectangle {
         visible: self.width > 0 && self.real-x < parent.width;
         border-color: black;
         border-width: 1px;
-        background: Palette.event-colors[event.color-id];
+        background: red;
 
         Text {
             x: 0;
             y: -self.height;
             text: event.label;
             visible: timeline-event.visible;
-            color: Palette.background-text;
         }
         start-txt := Text {
             x: 0;
@@ -114,7 +108,6 @@ export component Timeline inherits Rectangle {
             visible: timeline-event.visible &&
                 (self.width * 2 < timeline-event.width ||
                     (!end-txt.visible && self.width < timeline-event.width));
-            color: Palette.event-text[event.color-id];
         }
         end-txt := Text {
             x: timeline-event.width - self.width;
@@ -123,7 +116,6 @@ export component Timeline inherits Rectangle {
                 TimeString.from(event.start + event.duration) :
                 TimeString.from(visible-offset);
             visible: timeline-event.visible && timeline-event.width - self.width * 2 > 0;
-            color: Palette.event-text[event.color-id];
         }
     }
     @children