Scroll down to see how to do this in Symphony 1.5
In Symphony 2.0:
Choose between a light and dark theme in settings under General (figure 1):
Figure 1 Select a theme and layout from Settings > General
You can also choose between a spacious or condensed layout. After you’ve chosen your theme, click the X in the top right. In Symphony 2.0 you can also choose your mode, each of which have unique default settings.
In Symphony 1.5:
Personalize your Symphony color scheme. Go to Settings in the top right and navigate to Themes (Figure 1):
Figure 1 Select a theme from Settings > General
You can select the color of your left nav and choose day or night mode. Settings save automatically, so when you’re happy with your theme, click the X in the top right.