diff --git a/src/Semi.Avalonia.ColorPicker/Controls/ColorView.axaml b/src/Semi.Avalonia.ColorPicker/Controls/ColorView.axaml
index f3bb519..f934c76 100644
--- a/src/Semi.Avalonia.ColorPicker/Controls/ColorView.axaml
+++ b/src/Semi.Avalonia.ColorPicker/Controls/ColorView.axaml
@@ -7,12 +7,12 @@
xmlns:pc="using:Avalonia.Controls.Primitives.Converters"
xmlns:primitives="using:Avalonia.Controls.Primitives"
x:CompileBindings="True">
-
+
+ MaxLength="8" />
@@ -560,4 +560,144 @@
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+ Rgba
+ Hsva
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