diff --git a/src/ria_toolkit_oss/view/view_signal.py b/src/ria_toolkit_oss/view/view_signal.py
index 875df85..3d3d615 100644
--- a/src/ria_toolkit_oss/view/view_signal.py
+++ b/src/ria_toolkit_oss/view/view_signal.py
@@ -64,7 +64,7 @@ def view_annotations(
     annotations = recording.annotations
 
     # 2. Setup Color Mapping
-    palette = ["#2196F3", "#9C27B0", "#64B5F6", "#7B1FA2", "#5C6BC0", "#CE93D8", "#1565C0", "#7C4DFF"]
+    palette = ["#2196F3", "#9C27B0", "#EAF4FE", "#7B1FA2", "#5C6BC0", "#CE93D8", "#1565C0", "#7C4DFF"]
     unique_labels = sorted(list(set(ann.label for ann in annotations if ann.label)))
     label_to_color = {label: palette[i % len(palette)] for i, label in enumerate(unique_labels)}
 
@@ -104,7 +104,7 @@ def view_annotations(
 
     ax.set_title(title, fontsize=title_fontsize, pad=20)
     ax.set_xlabel("Time (s)", fontsize=12)
-    ax.set_ylabel("Frequency (MHz)", fontsize=12)
+    ax.set_ylabel("Frequency (Hz)", fontsize=12)
     ax.grid(alpha=0.1)
 
     output_path, _ = set_path(output_path=output_path)