Use #F2994A orange color
MODIFY
WalletWasabi.Fluent/Icons/Icons.axaml
WalletWasabi.Fluent/Icons/Icons.axaml
<DrawingImage x:Key="loading_control_city_marker">
<DrawingImage.Drawing>
<DrawingGroup>
- <GeometryDrawing Brush="Orange"
+ <GeometryDrawing Brush="{StaticResource OrangeCoinColor}"
Geometry="F1 M12 6Q12 6.14729 11.9928 6.29441Q11.9855 6.44152 11.9711 6.5881Q11.9567 6.73469 11.9351 6.88038Q11.9134 7.02608 11.8847 7.17054Q11.856 7.315 11.8202 7.45788Q11.7844 7.60076 11.7416 7.74171Q11.6989 7.88266 11.6493 8.02134Q11.5996 8.16002 11.5433 8.2961Q11.4869 8.43218 11.4239 8.56533Q11.361 8.69848 11.2915 8.82838Q11.2221 8.95828 11.1464 9.08462Q11.0706 9.21095 10.9888 9.33342Q10.907 9.45589 10.8192 9.5742Q10.7315 9.6925 10.6381 9.80636Q10.5446 9.92022 10.4457 10.0294Q10.3468 10.1385 10.2426 10.2426Q10.1385 10.3468 10.0294 10.4457Q9.92022 10.5446 9.80636 10.6381Q9.6925 10.7315 9.57419 10.8192Q9.45589 10.907 9.33342 10.9888Q9.21095 11.0706 9.08462 11.1464Q8.95828 11.2221 8.82838 11.2915Q8.69848 11.361 8.56533 11.4239Q8.43218 11.4869 8.2961 11.5433Q8.16002 11.5996 8.02134 11.6493Q7.88266 11.6989 7.74171 11.7416Q7.60076 11.7844 7.45788 11.8202Q7.315 11.856 7.17054 11.8847Q7.02608 11.9134 6.88038 11.9351Q6.73469 11.9567 6.5881 11.9711Q6.44152 11.9855 6.29441 11.9928Q6.14729 12 6 12Q5.85271 12 5.70559 11.9928Q5.55848 11.9855 5.4119 11.9711Q5.26531 11.9567 5.11962 11.9351Q4.97392 11.9134 4.82946 11.8847Q4.685 11.856 4.54212 11.8202Q4.39924 11.7844 4.25829 11.7416Q4.11734 11.6989 3.97866 11.6493Q3.83998 11.5996 3.7039 11.5433Q3.56782 11.4869 3.43467 11.4239Q3.30152 11.361 3.17162 11.2915Q3.04172 11.2221 2.91538 11.1464Q2.78905 11.0706 2.66658 10.9888Q2.54411 10.907 2.4258 10.8192Q2.3075 10.7315 2.19364 10.6381Q2.07978 10.5446 1.97065 10.4457Q1.86151 10.3468 1.75736 10.2426Q1.65321 10.1385 1.55429 10.0294Q1.45538 9.92022 1.36194 9.80636Q1.2685 9.6925 1.18075 9.57419Q1.09301 9.45589 1.01118 9.33342Q0.929351 9.21095 0.853628 9.08462Q0.777905 8.95828 0.708472 8.82838Q0.63904 8.69848 0.576064 8.56533Q0.513089 8.43218 0.456723 8.2961Q0.400357 8.16002 0.350736 8.02134Q0.301114 7.88266 0.258358 7.74171Q0.215601 7.60076 0.179812 7.45788Q0.144023 7.315 0.115288 7.17054Q0.0865531 7.02608 0.0649409 6.88038Q0.0433288 6.73469 0.0288916 6.5881Q0.0144545 6.44152 0.00722726 6.29441Q0 6.14729 0 6Q0 5.85271 0.00722726 5.70559Q0.0144545 5.55848 0.0288916 5.4119Q0.0433288 5.26531 0.0649409 5.11962Q0.0865531 4.97392 0.115288 4.82946Q0.144023 4.685 0.179812 4.54212Q0.215601 4.39924 0.258358 4.25829Q0.301114 4.11734 0.350736 3.97866Q0.400357 3.83998 0.456723 3.7039Q0.513089 3.56782 0.576064 3.43467Q0.63904 3.30152 0.708472 3.17162Q0.777905 3.04172 0.853628 2.91538Q0.929351 2.78905 1.01118 2.66658Q1.09301 2.54411 1.18075 2.4258Q1.2685 2.3075 1.36194 2.19364Q1.45538 2.07978 1.55429 1.97065Q1.65321 1.86151 1.75736 1.75736Q1.86151 1.65321 1.97065 1.55429Q2.07978 1.45538 2.19364 1.36194Q2.3075 1.2685 2.4258 1.18075Q2.54411 1.09301 2.66658 1.01118Q2.78905 0.929351 2.91538 0.853628Q3.04172 0.777905 3.17162 0.708472Q3.30152 0.63904 3.43467 0.576064Q3.56782 0.513089 3.7039 0.456723Q3.83998 0.400357 3.97866 0.350736Q4.11734 0.301114 4.25829 0.258358Q4.39924 0.215601 4.54212 0.179812Q4.685 0.144023 4.82946 0.115288Q4.97392 0.0865531 5.11962 0.0649409Q5.26532 0.0433288 5.4119 0.0288916Q5.55848 0.0144545 5.70559 0.00722726Q5.85271 0 6 0Q6.14729 0 6.29441 0.00722726Q6.44152 0.0144545 6.5881 0.0288916Q6.73469 0.0433288 6.88038 0.0649409Q7.02608 0.0865531 7.17054 0.115288Q7.315 0.144023 7.45788 0.179812Q7.60076 0.215601 7.74171 0.258358Q7.88266 0.301114 8.02134 0.350736Q8.16002 0.400357 8.2961 0.456723Q8.43218 0.513089 8.56533 0.576064Q8.69848 0.63904 8.82838 0.708472Q8.95828 0.777905 9.08462 0.853628Q9.21095 0.929351 9.33342 1.01118Q9.45589 1.09301 9.5742 1.18075Q9.6925 1.2685 9.80636 1.36194Q9.92022 1.45538 10.0294 1.55429Q10.1385 1.65321 10.2426 1.75736Q10.3468 1.86151 10.4457 1.97065Q10.5446 2.07978 10.6381 2.19364Q10.7315 2.3075 10.8192 2.4258Q10.907 2.54411 10.9888 2.66658Q11.0706 2.78905 11.1464 2.91538Q11.2221 3.04172 11.2915 3.17162Q11.361 3.30152 11.4239 3.43467Q11.4869 3.56782 11.5433 3.7039Q11.5996 3.83998 11.6493 3.97866Q11.6989 4.11734 11.7416 4.25829Q11.7844 4.39924 11.8202 4.54212Q11.856 4.685 11.8847 4.82946Q11.9134 4.97392 11.9351 5.11962Q11.9567 5.26532 11.9711 5.4119Q11.9855 5.55848 11.9928 5.70559Q12 5.85271 12 6Z" />
<GeometryDrawing Brush="White"
Geometry="F1 M7.2971 3.77L7.5585 2.702L6.9142 2.541L6.6584 3.58C6.49 3.537 6.3168 3.499 6.1444 3.457L6.4018 2.411L5.7607 2.25L5.4977 3.316C5.3579 3.284 5.2215 3.252 5.0885 3.219L4.2043 2.995L4.0335 3.689C4.0335 3.689 4.4991 3.797 4.4991 3.807C4.7589 3.873 4.8057 4.048 4.7978 4.184L4.4983 5.4C4.521 5.406 4.5433 5.413 4.565 5.422L4.4975 5.405L4.078 7.108C4.0689 7.138 4.0542 7.166 4.0345 7.189C4.0149 7.213 3.9908 7.233 3.9636 7.247C3.9364 7.262 3.9067 7.27 3.8762 7.273C3.8456 7.276 3.8149 7.272 3.7857 7.263L3.7841 7.263C3.7904 7.273 3.3178 7.145 3.3178 7.145L3 7.889L3.8342 8.1C3.993 8.139 4.1416 8.18 4.291 8.219L4.0256 9.298L4.6659 9.459L4.9289 8.391C5.0989 8.438 5.2697 8.482 5.4397 8.526L5.1775 9.589L5.8186 9.75L6.084 8.672C7.1771 8.882 8.0002 8.797 8.3458 7.796C8.6246 6.991 8.3323 6.524 7.7563 6.221C8.175 6.122 8.4911 5.844 8.5754 5.267L8.5825 5.264C8.6985 4.476 8.1058 4.052 7.2971 3.77L7.2971 3.77ZM7.1175 7.345C6.9198 8.15 5.5787 7.715 5.1442 7.607L5.4961 6.176C5.9291 6.287 7.3233 6.504 7.116 7.345L7.1175 7.345ZM7.3162 5.252C7.135 5.986 6.0196 5.613 5.6574 5.522L5.9752 4.225C6.3366 4.316 7.5029 4.487 7.3114 5.252L7.3162 5.252Z" />

MODIFY
WalletWasabi.Fluent/Styles/Themes/Base.axaml
WalletWasabi.Fluent/Styles/Themes/Base.axaml
<Color x:Key="NavBarTintColor">#134074</Color>
<Color x:Key="AcrylicFallbackColor">#1F1F1F</Color>
+ <Color x:Key="OrangeCoinColor">#F2994A</Color>
<SolidColorBrush x:Key="InvisibleButtonBackgroundColor" Opacity="0" Color="{DynamicResource SystemBaseHighColor}" />
<SolidColorBrush x:Key="InvisibleButtonPointerOverBackgroundColor" Opacity="0.15"

MODIFY
WalletWasabi.Fluent/Views/NavBar/NavBar.axaml
WalletWasabi.Fluent/Views/NavBar/NavBar.axaml
<!-- Wallet Icon -->
<PathIcon HorizontalAlignment="Left" Data="{Binding IconName, Converter={x:Static conv:NavBarIconConverter.Instance}}" />
<!-- Logged in indicator -->
- <Ellipse Fill="#F2994A" Width="9" Height="9" Margin="15,0,0,-13">
+ <Ellipse Fill="{StaticResource OrangeCoinColor}" Width="9" Height="9" Margin="15,0,0,-13">
<Ellipse.IsVisible>
<MultiBinding Converter="{x:Static BoolConverters.And}">
<Binding Path="IsLoggedIn" />
<!-- Wallet Icon and small status indicators -->
<Panel DockPanel.Dock="Left" Width="45" Background="Transparent" HorizontalAlignment="Left">
<PathIcon HorizontalAlignment="Left" Data="{Binding IconName, Converter={x:Static conv:NavBarIconConverter.Instance}}" />
- <Ellipse Fill="#F2994A" Width="9" Height="9" Margin="15,0,0,-13" IsVisible="{Binding IsLoggedIn}"/>
+ <Ellipse Fill="{StaticResource OrangeCoinColor}" Width="9" Height="9" Margin="15,0,0,-13" IsVisible="{Binding IsLoggedIn}" />
</Panel>
<!-- Title & status text -->
<TextBlock Opacity="0.4" FontSize="11" Text="{Binding StatusText}" DockPanel.Dock="Bottom" />
</DockPanel>
</DockPanel>
-
</Panel>
</DataTemplate>
</c:NavBarListBox.DataTemplates>

Use #F2994A orange color